4个回答
17×40＝680, 100－63＝37, 3.2＋1.68＝4.88, 2.8×0.4＝ 1.12
14－7.4＝6.6, 1.92÷0.04＝48, 0.32×500＝160, 0.65＋4.35＝ 5
10－5.4＝4.6, 4÷20＝0.2, 3.5×200＝700, 1.5－0.06＝1.44
0.75÷15＝0.05, 0.4×0.8＝0.32, 4×0.25＝1, 0.36＋1.54＝2
1.01×99＝99.99, 420÷35＝12, 25×12＝300, 135÷0.5＝270
3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1.2, 7/8 + 3/8 =5/4
3/10 +1/5 =1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1.5
0.51÷17＝0.03, 32.8＋19＝51.8, 5.2÷1.3＝4, 1.6×0.4＝ 0.64
4.9×0.7＝3.43, 1÷5＝0.2, 6÷12＝0.5, 0.87－0.49＝0.38
1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)
2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)
3.8+2-8+2
4.25*4/25*4
5.7.26-(5.26-1.5)
6.286+198
7.314-202
8.526+301
9.223-99
10.6.25+3.85-2.125+3.875
11.9-2456*21
12.0.5/11.5-4*2.75
13.1/2×3/5
14.3.375+5.75+2.25+6.625
15.1001－9036÷18
16.3.8×5.25+14.5
17.2.1*4.3+5.7*2.1
18.30×1/3
19.102*45-328
20.2/3×12
21.2.8*3.1+17.6/8
22.3/5×5/6
23.(50-12.5)/2.5
24.2/5×1/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7×1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2×1/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403÷13×27
46.1.5×4.2－0.75÷0.25
47.3.27×4 +3.27×5.7
48.（1.2+ 1.8）×4.51025－768÷32
49.0.25×80－0.45÷0.9
50.1025－768÷32
51.0.25*2.69*4
52.2348+275*16
53.2/9*15/8-1/12*9/5
54.2.4+2.4*(5.375-3.375)
55.645-45*12
56.0.15+1.2/0.24-0.45
57.3.75-(2.35+0.25/1.25)
58.76*1/4+23*25/100+0.25
59.10-2.87-7.13
60.0.96+9.6*9.9
61.7.5-5.7*1/3
62.12.37-3.25-6.75
63.16*6.8+2.2*16+16
64.401*19+284
65.58.7-16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.31-1.125-7.875
68.640+128*45
69.8.2*1.6-0.336/4.2
70.400*(0.62+0.08)
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
没小数
123+25=148 123-35=88 56×7=392 135÷5=27
248+89=337 ... 146-23=123 ... 155×5=775 ... 456-12=38...
456+45=501 ...546-457=89 ... 45×10=451 ... 564-12=47...
879+54=933 ...896-546=350 ...56×12=672.... 45-5=9...
457+456=913...
7+14=21 ... 18-9=9...
8+16=24 ... 25-5=20...
9+18=27... 56-45=11...
10+20=30... 45-23=22...
11+22=33... 78-23=55...
12+24=36...
10-3=7
15-4=11
20-5=15
25-6=19
30-7=23
35-8=27
40-9=31
45-10=35
50-11=39
55-12=43
60-13=47
65-14=51
70-15=55
75-16=59
80-17=63
85-18=67
90-19=71
95-20=75
100-21=79
105-22=83
110-23=87
115-24=91
120-25=95
125-26=99
130-27=103
13+26=39...
14+28=42...
15+30=45...
16+32=48...
17+34=51...
18+36=54...
19+38=57...
20+40=60...
21+42=63...
22+44=66...
23+46=69...
24+48=72...
25+50=75...
26+52=78...
27+54=81...
28+56=84...
29+58=87...
30+60=90...
31+62=93...
32+64=96...
33+66=99...
5 ÷1 =5
10 ÷2 =5
15 ÷3 =5
20 ÷4 =5
25 ÷5 =5
30 ÷6 =5
35 ÷7 =5
40 ÷8 =5
45 ÷9 =5
50 ÷10 =5
55 ÷11 =5
60 ÷12 =5
65 ÷13 =5
70 ÷14 =5
75 ÷15 =5
80 ÷16 5
85 ÷17 5
90 ÷18 5
95 ÷19 5
100 ÷20 5
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35 4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14 30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18 5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4 10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5 8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8 9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
12÷3/5=12×（ 5/3） 9÷6/7=9×（ 7/6 ） 30÷5/6=30×（6/5 ） 4×（3/2 ）=4÷2/3 （ 4 ）÷5/7=4×7/5 3÷4/5=3×5/4 （ 24 ）÷7/16=24×（16/7 ） A÷C/B=A×B/C 4÷4/5=5 6÷3/4=8 10÷2/5=25 18÷4/9=81/2 4×4/5=16/5 6×3/4=18/4 10×2/5=4 18×4/9=8 3÷3/4=4 2÷1/3=6 6÷4/5=15/2 1÷5/7=7/5 3/4÷3=1/4 1/3÷2=1/6 4/5÷6=2/15 5/7÷1=5/7
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
2010-08-13 11:45
1.45+15×6= 135
2.250÷5×8=400
3.6×5÷2×4=60
4.30×3+8=98
5.400÷4+20×5= 200
6.10+12÷3+20=34
7.(80÷20+80)÷4=21
8.70+(100-10×5)=120
9.360÷40= 9
10.40×20= 800
11.80-25= 55
12.70+45=115
13.90×2= 180
14.16×6= 96
15.300×6= 1800
16.540÷9=60
17.30×20= 600
18.400÷4= 100
19.350-80= 270
20.160+70=230
21.18-64÷8= 10
22.42÷6+20=27
23.40-5×7= 5
24.80+60÷3=100
25.41+18÷2= 50
26.75-11×5= 20
27.42+7-29= 20
28.5600÷80=70
29.25×16= 400
30.120×25= 3000
31.36×11= 396
32.1025÷25=41
33.336+70= 406
34.25×9×4= 900
35.200-33×3= 101
36.3020-1010=2010
37.12×50= 600
38.25×8= 200
39.23×11= 253
40.125÷25=5
41.4200-2200=2000
42.220+80= 300
43.20×8×5= 800
44.600-3×200=0
45.20+20÷2= 30
46.35-25÷5= 30
47.36+8-40= 4
48.2800÷40=70
49.98÷14 = 7
50.96÷24 = 4
51.56÷14 =4
52.65÷13 = 5
53.75÷15 = 5
54.120÷24 =5
55.200÷25 = 8
56.800÷16 = 50
57.840÷21 =40
58.560÷14 = 40
59.390÷13 = 30
60.600÷15 =40
61.72÷24 = 3
62.85÷17 = 5
63.90÷15 =6
64.96÷16 = 6
65.78÷26 = 4
66.51÷17 =3
67.80÷40 = 2
68.100÷20 = 5
69.100÷4 =25
70.240÷40 = 6
71.920÷4 = 230
72.300÷60=5
73.64÷2 = 32
74.64÷4 = 16
75.50÷5 =10
76.60÷8 = 7.5
77.96÷4 = 24
78.90÷6 =15
79.400+80 = 480
80.400-80 = 320
81.40×80 =3200
82.400÷80 = 5
83.48÷16 = 3
84.96÷24 =4
85.160×5= 800
86.4×250= 1000
87.0×518= 0
88.10×76= 760
89.36×10=360
90.15×6= 90
91.24×3= 72
92.5×18= 90
93.26×4= 74
94.7×15=105
95.32×30= 960
96.40×15= 600
97.60×12= 720
98.23×30= 690
99.30×50=1500
100.5×700=3500
17×40＝680, 100－63＝37, 3.2＋1.68＝4.88, 2.8×0.4＝ 1.12
14－7.4＝6.6, 1.92÷0.04＝48, 0.32×500＝160, 0.65＋4.35＝ 5
10－5.4＝4.6, 4÷20＝0.2, 3.5×200＝700, 1.5－0.06＝1.44
0.75÷15＝0.05, 0.4×0.8＝0.32, 4×0.25＝1, 0.36＋1.54＝2
1.01×99＝99.99, 420÷35＝12, 25×12＝300, 135÷0.5＝270
3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1.2, 7/8 + 3/8 =5/4
3/10 +1/5 =1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1.5
0.51÷17＝0.03, 32.8＋19＝51.8, 5.2÷1.3＝4, 1.6×0.4＝ 0.64
4.9×0.7＝3.43, 1÷5＝0.2, 6÷12＝0.5, 0.87－0.49＝0.38
1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)
2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)
3.8+2-8+2
4.25*4/25*4
5.7.26-(5.26-1.5)
6.286+198
7.314-202
8.526+301
9.223-99
10.6.25+3.85-2.125+3.875
11.9-2456*21
12.0.5/11.5-4*2.75
13.1/2×3/5
14.3.375+5.75+2.25+6.625
15.1001－9036÷18
16.3.8×5.25+14.5
17.2.1*4.3+5.7*2.1
18.30×1/3
19.102*45-328
20.2/3×12
21.2.8*3.1+17.6/8
22.3/5×5/6
23.(50-12.5)/2.5
24.2/5×1/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7×1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2×1/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403÷13×27
46.1.5×4.2－0.75÷0.25
47.3.27×4 +3.27×5.7
48.（1.2+ 1.8）×4.51025－768÷32
49.0.25×80－0.45÷0.9
50.1025－768÷32
51.0.25*2.69*4
52.2348+275*16
53.2/9*15/8-1/12*9/5
54.2.4+2.4*(5.375-3.375)
55.645-45*12
56.0.15+1.2/0.24-0.45
57.3.75-(2.35+0.25/1.25)
58.76*1/4+23*25/100+0.25
59.10-2.87-7.13
60.0.96+9.6*9.9
61.7.5-5.7*1/3
62.12.37-3.25-6.75
63.16*6.8+2.2*16+16
64.401*19+284
65.58.7-16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.31-1.125-7.875
68.640+128*45
69.8.2*1.6-0.336/4.2
70.400*(0.62+0.08)
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
没小数
123+25=148 123-35=88 56×7=392 135÷5=27
248+89=337 ... 146-23=123 ... 155×5=775 ... 456-12=38...
456+45=501 ...546-457=89 ... 45×10=451 ... 564-12=47...
879+54=933 ...896-546=350 ...56×12=672.... 45-5=9...
457+456=913...
7+14=21 ... 18-9=9...
8+16=24 ... 25-5=20...
9+18=27... 56-45=11...
10+20=30... 45-23=22...
11+22=33... 78-23=55...
12+24=36...
10-3=7
15-4=11
20-5=15
25-6=19
30-7=23
35-8=27
40-9=31
45-10=35
50-11=39
55-12=43
60-13=47
65-14=51
70-15=55
75-16=59
80-17=63
85-18=67
90-19=71
95-20=75
100-21=79
105-22=83
110-23=87
115-24=91
120-25=95
125-26=99
130-27=103
13+26=39...
14+28=42...
15+30=45...
16+32=48...
17+34=51...
18+36=54...
19+38=57...
20+40=60...
21+42=63...
22+44=66...
23+46=69...
24+48=72...
25+50=75...
26+52=78...
27+54=81...
28+56=84...
29+58=87...
30+60=90...
31+62=93...
32+64=96...
33+66=99...
5 ÷1 =5
10 ÷2 =5
15 ÷3 =5
20 ÷4 =5
25 ÷5 =5
30 ÷6 =5
35 ÷7 =5
40 ÷8 =5
45 ÷9 =5
50 ÷10 =5
55 ÷11 =5
60 ÷12 =5
65 ÷13 =5
70 ÷14 =5
75 ÷15 =5
80 ÷16 5
85 ÷17 5
90 ÷18 5
95 ÷19 5
100 ÷20 5
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35 4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14 30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18 5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4 10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5 8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8 9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
12÷3/5=12×（ 5/3） 9÷6/7=9×（ 7/6 ） 30÷5/6=30×（6/5 ） 4×（3/2 ）=4÷2/3 （ 4 ）÷5/7=4×7/5 3÷4/5=3×5/4 （ 24 ）÷7/16=24×（16/7 ） A÷C/B=A×B/C 4÷4/5=5 6÷3/4=8 10÷2/5=25 18÷4/9=81/2 4×4/5=16/5 6×3/4=18/4 10×2/5=4 18×4/9=8 3÷3/4=4 2÷1/3=6 6÷4/5=15/2 1÷5/7=7/5 3/4÷3=1/4 1/3÷2=1/6 4/5÷6=2/15 5/7÷1=5/7
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
1)2.9 × 0.5 ＝ 答案:1.45 (2)5.9 × 0.2 ＝ 答案:1.18 (3)3.6 × 7 ＝ 答案:25.2 (4)4.3 × 0.3 ＝ 答案:1.29 (5)5.9 × 9 ＝ 答案:53.1 (6)9.4 × 9 ＝ 答案:84.6 (7)7.5 × 6 ＝ 答案:45 (8)1.3 × 3 ＝ 答案:3.9 (9)3.8 × 7 ＝ 答案:26.6 (10)4.7 × 5 ＝ 答案:23.5 (11)5.2 × 7 ＝ 答案:36.4 (12)2.3 × 2 ＝ 答案:4.6 (13)6.8 × 7 ＝ 答案:47.6 (14)6.7 × 0.3 ＝ 答案:2.01 (15)7.5 × 7 ＝ 答案:52.5 (16)7.1 × 0.7 ＝ 答案:4.97 (17)6.6 × 2 ＝ 答案:13.2 (18)3.5 × 0.2 ＝ 答案:0.7 (19)3.7 × 0.3 ＝ 答案:1.11 (20)4 × 0.3 ＝ 答案:1.2 (21)9.2 × 9 ＝ 答案:82.8 (22)6.1 × 9 ＝ 答案:54.9 (23)6.8 × 5 ＝ 答案:34 (24)4.8 × 4 ＝ 答案:19.2 (25)4.1 × 2 ＝ 答案:8.2 (26)6.4 × 0.4 ＝ 答案:2.56 (27)9.6 × 7 ＝ 答案:67.2 (28)1.9 × 0.8 ＝ 答案:1.52 (29)4.2 × 0.3 ＝ 答案:1.26 (30)1.9 × 0.8 ＝ 答案:1.52 (31)8.7 × 0.4 ＝ 答案:3.48 (32)2.6 × 7 ＝ 答案:18.2 (33)2.1 × 3 ＝ 答案:6.3 (34)1.6 × 2 ＝ 答案:3.2 (35)5.3 × 3 ＝ 答案:15.9 (36)8.5 × 9 ＝ 答案:76.5 (37)6.9 × 0.7 ＝ 答案:4.83 (38)6.6 × 0.4 ＝ 答案:2.64 (39)4.3 × 8 ＝ 答案:34.4 (40)8.2 × 3 ＝ 答案:24.6 (41)8.4 × 6 ＝ 答案:50.4 (42)2 × 6 ＝ 答案:12 (43)8.7 × 0.3 ＝ 答案:2.61 (44)3.2 × 0.5 ＝ 答案:1.6 (45)8.5 × 0.9 ＝ 答案:7.65 (46)7.1 × 0.7 ＝ 答案:4.97 (47)7.1 × 6 ＝ 答案:42.6 (48)7.4 × 0.5 ＝ 答案:3.7 (49)9.6 × 3 ＝ 答案:28.8 (50)8.4 × 8 ＝ 答案:67.2 (51)2.5 × 4 ＝ 答案:10 (52)1.3 × 3 ＝ 答案:3.9 (53)8 × 0.4 ＝ 答案:3.2 (54)7.8 × 9 ＝ 答案:70.2 (55)6 × 0.5 ＝ 答案:3 (56)7.7 × 8 ＝ 答案:61.6 (57)9.9 × 0.7 ＝ 答案:6.93 (58)5.4 × 2 ＝ 答案:10.8 (59)5.1 × 2 ＝ 答案:10.2 (60)4.7 × 3 ＝ 答案:14.1 (61)1.2 × 0.2 ＝ 答案:0.24 (62)5.3 × 0.2 ＝ 答案:1.06 (63)2.7 × 8 ＝ 答案:21.6 (64)2 × 9 ＝ 答案:18 (65)9.6 × 9 ＝ 答案:86.4 (66)5.4 × 3 ＝ 答案:16.2 (67)9.3 × 3 ＝ 答案:27.9 (68)5.5 × 0.8 ＝ 答案:4.4 (69)7.4 × 0.7 ＝ 答案:5.18 (70)3.4 × 0.6 ＝ 答案:2.04 (71)4.5 × 0.4 ＝ 答案:1.8 (72)3.8 × 7 ＝ 答案:26.6 (73)4.7 × 0.2 ＝ 答案:0.94 (74)1.5 × 6 ＝ 答案:9 (75)8 × 0.9 ＝ 答案:7.2 (76)9.2 × 0.6 ＝ 答案:5.52 (77)2.4 × 9 ＝ 答案:21.6 (78)1.8 × 5 ＝ 答案:9 (79)8.9 × 0.6 ＝ 答案:5.34 (80)3.2 × 0.8 ＝ 答案:2.56 (81)9.7 × 9 ＝ 答案:87.3 (82)6 × 7 ＝ 答案:42 (83)1.6 × 0.7 ＝ 答案:1.12 (84)6.3 × 2 ＝ 答案:12.6 (85)7.1 × 0.8 ＝ 答案:5.68 (86)5.2 × 7 ＝ 答案:36.4 (87)3.9 × 0.8 ＝ 答案:3.12 (88)9.9 × 0.2 ＝ 答案:1.98 (89)2.4 × 0.4 ＝ 答案:0.96 (90)3.5 × 5 ＝ 答案:17.5 (91)7.7 × 3 ＝ 答案:23.1 (92)9.5 × 0.2 ＝ 答案:1.9 (93)7.8 × 0.3 ＝ 答案:2.34 (94)3.4 × 8 ＝ 答案:27.2 (95)1.3 × 0.6 ＝ 答案:0.78 (96)9 × 0.5 ＝ 答案:4.5 (97)3.5 × 0.5 ＝ 答案:1.75 (98)3.4 × 9 ＝ 答案:30.6 (99)3.4 × 0.9 ＝ 答案:3.06 (100)6.5 × 0.5 ＝ 答案:3.25 1)7.4 × 6 ＝ 答案:44.4 (2)2.3 × 5 ＝ 答案:11.5 (3)5.1 × 0.4 ＝ 答案:2.04 (4)9.6 × 4 ＝ 答案:38.4 (5)5.4 × 5 ＝ 答案:27 (6)1.5 × 0.8 ＝ 答案:1.2 (7)9.4 × 2 ＝ 答案:18.8 (8)1.6 × 0.8 ＝ 答案:1.28 (9)7.5 × 0.7 ＝ 答案:5.25 (10)3.7 × 9 ＝ 答案:33.3 (11)1.8 × 0.6 ＝ 答案:1.08 (12)3.5 × 7 ＝ 答案:24.5 (13)9.3 × 4 ＝ 答案:37.2 (14)2.7 × 0.7 ＝ 答案:1.89 (15)5.2 × 7 ＝ 答案:36.4 (16)3.8 × 0.2 ＝ 答案:0.76 (17)1.2 × 0.9 ＝ 答案:1.08 (18)6.1 × 7 ＝ 答案:42.7 (19)3.8 × 0.7 ＝ 答案:2.66 (20)1.6 × 5 ＝ 答案:8 (21)5.9 × 0.3 ＝ 答案:1.77 (22)9 × 9 ＝ 答案:81 (23)7.1 × 0.3 ＝ 答案:2.13 (24)9.7 × 2 ＝ 答案:19.4 (25)5.8 × 0.8 ＝ 答案:4.64 (26)1.7 × 6 ＝ 答案:10.2 (27)9.6 × 0.5 ＝ 答案:4.8 (28)1.8 × 4 ＝ 答案:7.2 (29)4.3 × 0.6 ＝ 答案:2.58 (30)1.3 × 9 ＝ 答案:11.7 (31)2.9 × 8 ＝ 答案:23.2 (32)5.6 × 7 ＝ 答案:39.2 (33)5.3 × 0.6 ＝ 答案:3.18 (34)5.4 × 0.7 ＝ 答案:3.78 (35)5.3 × 0.2 ＝ 答案:1.06 (36)8.3 × 2 ＝ 答案:16.6 (37)9.5 × 3 ＝ 答案:28.5 (38)7.3 × 2 ＝ 答案:14.6 (39)2 × 0.5 ＝ 答案:1 (40)5.2 × 0.6 ＝ 答案:3.12 (41)9.7 × 7 ＝ 答案:67.9 (42)6.1 × 8 ＝ 答案:48.8 (43)6.7 × 0.2 ＝ 答案:1.34 (44)8.6 × 6 ＝ 答案:51.6 (45)3.1 × 0.5 ＝ 答案:1.55 (46)8.2 × 6 ＝ 答案:49.2 (47)1.5 × 6 ＝ 答案:9 (48)8.4 × 2 ＝ 答案:16.8 (49)1.3 × 6 ＝ 答案:7.8 (50)8.9 × 0.5 ＝ 答案:4.45 (51)6.7 × 2 ＝ 答案:13.4 (52)5.4 × 6 ＝ 答案:32.4 (53)6.3 × 9 ＝ 答案:56.7 (54)6.4 × 3 ＝ 答案:19.2 (55)8.5 × 0.2 ＝ 答案:1.7 (56)1.5 × 0.5 ＝ 答案:0.75 (57)3 × 0.4 ＝ 答案:1.2 (58)6.8 × 5 ＝ 答案:34 (59)8.7 × 0.3 ＝ 答案:2.61 (60)5.6 × 6 ＝ 答案:33.6 (61)5.5 × 0.7 ＝ 答案:3.85 (62)9.6 × 0.3 ＝ 答案:2.88 (63)9.6 × 7 ＝ 答案:67.2 (64)8.3 × 3 ＝ 答案:24.9 (65)9.5 × 0.5 ＝ 答案:4.75 (66)5.5 × 9 ＝ 答案:49.5 (67)1.9 × 9 ＝ 答案:17.1 (68)2.2 × 7 ＝ 答案:15.4 (69)3.8 × 0.9 ＝ 答案:3.42 (70)1.8 × 0.7 ＝ 答案:1.26 (71)4.6 × 0.2 ＝ 答案:0.92 (72)1.3 × 0.2 ＝ 答案:0.26 (73)4.3 × 0.9 ＝ 答案:3.87 (74)1.4 × 2 ＝ 答案:2.8 (75)7 × 5 ＝ 答案:35 (76)2.5 × 7 ＝ 答案:17.5 (77)6.4 × 0.4 ＝ 答案:2.56 (78)6.3 × 5 ＝ 答案:31.5 (79)3.1 × 4 ＝ 答案:12.4 (80)5.8 × 0.7 ＝ 答案:4.06 (81)1.2 × 8 ＝ 答案:9.6 (82)6.5 × 0.5 ＝ 答案:3.25 (83)3.9 × 0.9 ＝ 答案:3.51 (84)9.3 × 3 ＝ 答案:27.9 (85)2 × 2 ＝ 答案:4 (86)3.7 × 5 ＝ 答案:18.5 (87)1.1 × 3 ＝ 答案:3.3 (88)6.5 × 5 ＝ 答案:32.5 (89)2.7 × 0.8 ＝ 答案:2.16 (90)8.4 × 8 ＝ 答案:67.2 (91)4.2 × 0.8 ＝ 答案:3.36 (92)6.9 × 2 ＝ 答案:13.8 (93)6.6 × 2 ＝ 答案:13.2 (94)9.5 × 0.8 ＝ 答案:7.6 (95)6.6 × 0.7 ＝ 答案:4.62 (96)1.7 × 0.5 ＝ 答案:0.85 (97)6.9 × 9 ＝ 答案:62.1 (98)8.4 × 6 ＝ 答案:50.4 (99)9.4 × 0.5 ＝ 答案:4.7 (100)8.4 × 0.5 ＝ 答案:4.2 (1)5.6 × 8 ＝ 答案:44.8 (2)3.9 × 5 ＝ 答案:19.5 (3)5.4 × 0.4 ＝ 答案:2.16 (4)7.3 × 0.2 ＝ 答案:1.46 (5)9.4 × 8 ＝ 答案:75.2 (6)3.8 × 0.3 ＝ 答案:1.14 (7)8.6 × 0.4 ＝ 答案:3.44 (8)7.3 × 4 ＝ 答案:29.2 (9)4.8 × 0.4 ＝ 答案:1.92 (10)1.3 × 4 ＝ 答案:5.2 (11)7.3 × 8 ＝ 答案:58.4 (12)8 × 4 ＝ 答案:32 (13)3.2 × 6 ＝ 答案:19.2 (14)4.7 × 0.3 ＝ 答案:1.41 (15)4.6 × 0.9 ＝ 答案:4.14 (16)9.9 × 4 ＝ 答案:39.6 (17)8.2 × 0.5 ＝ 答案:4.1 (18)8.2 × 0.5 ＝ 答案:4.1 (19)5 × 0.8 ＝ 答案:4 (20)5.7 × 9 ＝ 答案:51.3 (21)3.9 × 5 ＝ 答案:19.5 (22)7.3 × 2 ＝ 答案:14.6 (23)5.3 × 3 ＝ 答案:15.9 (24)6.7 × 0.2 ＝ 答案:1.34 (25)4.3 × 0.5 ＝ 答案:2.15 (26)4.7 × 0.4 ＝ 答案:1.88 (27)2.4 × 5 ＝ 答案:12 (28)7.3 × 0.3 ＝ 答案:2.19 (29)3.8 × 0.9 ＝ 答案:3.42 (30)7.3 × 4 ＝ 答案:29.2 (31)5.1 × 0.7 ＝ 答案:3.57 (32)9.8 × 2 ＝ 答案:19.6 (33)8.3 × 0.7 ＝ 答案:5.81 (34)4.3 × 0.6 ＝ 答案:2.58 (35)9.5 × 0.3 ＝ 答案:2.85 (36)9.9 × 5 ＝ 答案:49.5 (37)3.4 × 2 ＝ 答案:6.8 (38)2.9 × 4 ＝ 答案:11.6 (39)1.1 × 6 ＝ 答案:6.6 (40)2.1 × 5 ＝ 答案:10.5 (41)9.1 × 0.8 ＝ 答案:7.28 (42)9.7 × 0.3 ＝ 答案:2.91 (43)9.6 × 0.5 ＝ 答案:4.8 (44)5.1 × 0.6 ＝ 答案:3.06 (45)5.5 × 8 ＝ 答案:44 (46)9 × 8 ＝ 答案:72 (47)5 × 4 ＝ 答案:20 (48)4.1 × 5 ＝ 答案:20.5 (49)1.4 × 0.3 ＝ 答案:0.42 (50)2.4 × 9 ＝ 答案:21.6 (51)5.1 × 7 ＝ 答案:35.7 (52)7.9 × 5 ＝ 答案:39.5 (53)4.1 × 9 ＝ 答案:36.9 (54)1.6 × 2 ＝ 答案:3.2 (55)6.7 × 0.8 ＝ 答案:5.36 (56)8.9 × 0.7 ＝ 答案:6.23 (57)6.2 × 0.2 ＝ 答案:1.24 (58)2.6 × 7 ＝ 答案:18.2 (59)6.8 × 0.6 ＝ 答案:4.08 (60)5.6 × 9 ＝ 答案:50.4 (61)9.8 × 0.8 ＝ 答案:7.84 (62)9 × 9 ＝ 答案:81 (63)3.8 × 7 ＝ 答案:26.6 (64)2.5 × 6 ＝ 答案:15 (65)1.7 × 5 ＝ 答案:8.5 (66)4.6 × 0.7 ＝ 答案:3.22 (67)8.9 × 3 ＝ 答案:26.7 (68)7.9 × 0.6 ＝ 答案:4.74 (69)6.3 × 4 ＝ 答案:25.2 (70)2.9 × 0.3 ＝ 答案:0.87 (71)4.6 × 8 ＝ 答案:36.8 (72)1.5 × 2 ＝ 答案:3 (73)6.9 × 0.7 ＝ 答案:4.83 (74)5.8 × 6 ＝ 答案:34.8 (75)3.4 × 0.5 ＝ 答案:1.7 (76)1.9 × 2 ＝ 答案:3.8 (77)8.3 × 0.4 ＝ 答案:3.32 (78)7.4 × 6 ＝ 答案:44.4 (79)4.5 × 3 ＝ 答案:13.5 (80)5.9 × 4 ＝ 答案:23.6 (81)8.9 × 0.2 ＝ 答案:1.78 (82)4.9 × 8 ＝ 答案:39.2 (83)7.5 × 2 ＝ 答案:15 (84)1.5 × 7 ＝ 答案:10.5 (85)8.3 × 0.4 ＝ 答案:3.32 (86)6.1 × 0.6 ＝ 答案:3.66 (87)3.7 × 0.5 ＝ 答案:1.85 (88)7.4 × 0.5 ＝ 答案:3.7 (89)1.3 × 0.7 ＝ 答案:0.91 (90)3.5 × 0.7 ＝ 答案:2.45 (91)9.9 × 0.2 ＝ 答案:1.98 (92)2 × 7 ＝ 答案:14 (93)4.4 × 0.8 ＝ 答案:3.52 (94)8.5 × 4 ＝ 答案:34 (95)9.8 × 8 ＝ 答案:78.4 (96)9 × 9 ＝ 答案:81 (97)2.7 × 8 ＝ 答案:21.6 (98)1.6 × 0.3 ＝ 答案:0.48 (99)5.7 × 3 ＝ 答案:17.1 (100)7.5 × 5 ＝ 答案:37.5 1)4.1 × 0.7 ＝ 答案:2.87 (2)3.9 × 5 ＝ 答案:19.5 (3)8.5 × 2 ＝ 答案:17 (4)7.7 × 6 ＝ 答案:46.2 (5)4 × 9 ＝ 答案:36 (6)1.7 × 2 ＝ 答案:3.4 (7)7.9 × 6 ＝ 答案:47.4 (8)4.2 × 0.9 ＝ 答案:3.78 (9)2.6 × 6 ＝ 答案:15.6 (10)9.9 × 8 ＝ 答案:79.2 (11)1.7 × 5 ＝ 答案:8.5 (12)2.4 × 4 ＝ 答案:9.6 (13)6 × 0.4 ＝ 答案:2.4 (14)3.9 × 6 ＝ 答案:23.4 (15)7 × 0.4 ＝ 答案:2.8 (16)7.6 × 0.4 ＝ 答案:3.04 (17)3.9 × 0.7 ＝ 答案:2.73 (18)2.8 × 0.3 ＝ 答案:0.84 (19)3 × 9 ＝ 答案:27 (20)8.1 × 0.3 ＝ 答案:2.43 (21)3.3 × 8 ＝ 答案:26.4 (22)8.1 × 0.7 ＝ 答案:5.67 (23)2.2 × 3 ＝ 答案:6.6 (24)3 × 6 ＝ 答案:18 (25)3.2 × 5 ＝ 答案:16 (26)4.3 × 7 ＝ 答案:30.1 (27)6.7 × 5 ＝ 答案:33.5 (28)2.7 × 0.7 ＝ 答案:1.89 (29)1.4 × 0.9 ＝ 答案:1.26 (30)1.6 × 9 ＝ 答案:14.4 (31)8 × 0.8 ＝ 答案:6.4 (32)5.9 × 2 ＝ 答案:11.8 (33)3.6 × 9 ＝ 答案:32.4 (34)1.4 × 0.6 ＝ 答案:0.84 (35)8.3 × 0.2 ＝ 答案:1.66 (36)7 × 9 ＝ 答案:63 (37)8.7 × 8 ＝ 答案:69.6 (38)2.9 × 3 ＝ 答案:8.7 (39)6.7 × 0.2 ＝ 答案:1.34 (40)1.6 × 0.8 ＝ 答案:1.28 (41)9.6 × 2 ＝ 答案:19.2 (42)5.4 × 5 ＝ 答案:27 (43)5.8 × 0.7 ＝ 答案:4.06 (44)3.7 × 0.2 ＝ 答案:0.74 (45)8.7 × 0.6 ＝ 答案:5.22 (46)2.1 × 0.4 ＝ 答案:0.84 (47)1.6 × 5 ＝ 答案:8 (48)4.6 × 3 ＝ 答案:13.8 (49)9.5 × 0.6 ＝ 答案:5.7 (50)5.6 × 9 ＝ 答案:50.4 (51)5.9 × 0.3 ＝ 答案:1.77 (52)9 × 2 ＝ 答案:18 (53)9 × 4 ＝ 答案:36 (54)4.5 × 3 ＝ 答案:13.5 (55)4.4 × 6 ＝ 答案:26.4 (56)5.5 × 4 ＝ 答案:22 (57)8.6 × 6 ＝ 答案:51.6 (58)6.6 × 0.2 ＝ 答案:1.32 (59)8.7 × 0.6 ＝ 答案:5.22 (60)2.4 × 0.6 ＝ 答案:1.44 (61)2.1 × 0.2 ＝ 答案:0.42 (62)4.4 × 0.8 ＝ 答案:3.52 (63)7.1 × 9 ＝ 答案:63.9 (64)3.8 × 3 ＝ 答案:11.4 (65)8.9 × 7 ＝ 答案:62.3 (66)7.1 × 0.2 ＝ 答案:1.42 (67)3.9 × 0.5 ＝ 答案:1.95 (68)1.6 × 0.7 ＝ 答案:1.12 (69)3.9 × 0.9 ＝ 答案:3.51 (70)7.7 × 2 ＝ 答案:15.4 (71)7 × 0.7 ＝ 答案:4.9 (72)8.3 × 4 ＝ 答案:33.2 (73)5.1 × 0.2 ＝ 答案:1.02 (74)9.2 × 0.8 ＝ 答案:7.36 (75)1.3 × 6 ＝ 答案:7.8 (76)6.8 × 7 ＝ 答案:47.6 (77)2.2 × 3 ＝ 答案:6.6 (78)3.2 × 8 ＝ 答案:25.6 (79)6.8 × 0.2 ＝ 答案:1.36 (80)4.7 × 0.2 ＝ 答案:0.94 (81)6.7 × 9 ＝ 答案:60.3 (82)9.9 × 7 ＝ 答案:69.3 (83)3.3 × 0.2 ＝ 答案:0.66 (84)2.3 × 3 ＝ 答案:6.9 (85)8.3 × 0.5 ＝ 答案:4.15 (86)8.5 × 0.2 ＝ 答案:1.7 (87)1.7 × 0.7 ＝ 答案:1.19 (88)9 × 0.6 ＝ 答案:5.4 (89)9.9 × 5 ＝ 答案:49.5 (90)7.4 × 0.3 ＝ 答案:2.22 (91)7.7 × 2 ＝ 答案:15.4 (92)9.9 × 0.4 ＝ 答案:3.96 (93)5 × 0.2 ＝ 答案:1 (94)8.5 × 5 ＝ 答案:42.5 (95)9.1 × 9 ＝ 答案:81.9 (96)5.6 × 0.5 ＝ 答案:2.8 (97)5 × 8 ＝ 答案:40 (98)3.1 × 0.4 ＝ 答案:1.24 (99)6.8 × 8 ＝ 答案:54.4 (100)1.9 × 0.2 ＝ 答案:0.38