2个回答
29X11-29=
(2)59-23+41-17=
(3)100X2+100X5=
(4)144/6X73= (/表示除以，以下同） （5)27X40+986=
(6)286+24X66=
(7)1023-52X16=
(8)14X60=
(9)21X60=
(10)35X60=
(11)7X30=
(12)32X103-32x3=
(13)195x29+195=
(14)39x105+105=
(15)28x70=
(16)17x20=
(17)34x70=
(18)28x30=
(19)157x43-157x3=
(20)315x40=
(21)408x36+408x4=
(22)450x300=
(23)456/6=
(24)343/7=
(25)230x40=
(26）120X24=
(27)1.2×2.5+0.8×2.5 =
(28)8.9×1.25-0.9×1.25 =
(29)12.5×7.4×0.8 =
(30)9.9×6.4-（2.5+0.24）=
(31)6.5×9.5+6.5×0.5 =
(32)0.35×1.6+0.35×3.4 =
(33)0.25×8.6×4 =
(34)6.72-3.28-1.72=
(35)0.45+6.37+4.55
(36)5.4+6.9×3-（25-2.5）=
(37)2×41846-620-380 =
(38)4.8×46+4.8×54 =
(39)0.8+0.8×2.5=
(40)1.25×3.6×8×2.5-12.5×2.4 =
(41)28×12.5-12.5×20 =
(42)23.65-（3.07+3.65） =
(43)（4+0.4×0.25）8×7×1.25 =
(44)1.65×99+1.65=
(45)27.85-（7.85+3.4）=
(46)48×1.25+50×1.25×0.2×8 =
(47)7.8×9.9+0.78 =
(48)(1010+309+4+681+6）×12 =
(49)3×9146×782×6×854 =
(50)5.15×7/8+6.1-0.60625 =
(51)50＋160÷40 （58+370）÷（64-45）=
(52)120-144÷18+35=
(53)347+45×2-4160÷52 =
(54)（58+37）÷（64-9×5）=
(55)95÷（64-45）=
(56)178-145÷5×6+42 =
(57)420+580-64×21÷28 =
(58)812-700÷（9+31×11）=
(59)38.85+14×（14+208÷26）=
(60)(6.8-6.8×0.55)÷8.5 =
(61)0.12× 4.8÷0.12×4.8 =
(62)（3.2×1.5+2.5）÷1.6=
(63)3.2×（1.5+2.5）÷1.6=
(64)45.6-1.6÷4= 5.38+7.85-5.37=
(65)46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
(66)47.6.5×（4.8-1.2×4）= 0.68×1.9+0.32×1.9
(67)48.10.15-10.75×0.4-5.7
(68)49.5.8×（3.87-0.13）+4.2×3.74 =
(69)50.32.52-（6+9.728÷3.2）×2.5 =
(70)51.[（7.1-5.6）×0.9-1.15] ÷2.5 =
(71)52.5.4÷[2.6×（3.7-2.9）+0.62] =
(72)53.12×6÷（12-7.2）-6 （4）12×6÷7.2-6 =
(73)102×4.5 -2X4.5=
(74)7.8×6.9＋2.2×6.9 =
(75)5.6×0.25=
(76)8×（20－1.25）=
(77)127+352+73+44=
(78）89+276+135+33 =
（79）25+71+75+29 +88
（80）243+89+111+57 =
(81)9405-2940÷28×21=
(82)920-1680÷40÷7 =
(83)690+47×52-398 =
(84)148+3328÷64-75 =
(85)360×24÷32+730 =
(86)2100-94+48×54 =
(87)51+（2304-2042）×23 =
(88)4215+（4361-716）÷81=
(89)（247+18）×27÷25 =
(90)36-720÷（360÷18） =
(91)1080÷（63-54）×80 =
(92)（528+912）×5-6178 =
(93)8528÷41×38-904 =
(94)264+318-8280÷69 =
(95)（174+209）×26- 9000 =
(96)814-（278+322）÷15 =
(97)1406+735×9÷45 =
(98)3168-7828÷38+504 =
(99)796-5040÷（630÷7）=
(100)285+（3000-372）÷36=
100题，花了不少时间，希望能采纳，谢谢！
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