42道脱式计算及答案,80道脱式计算题及答案

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42道脱式计算及答案,80道脱式计算题及答案(1)

(1)1462-369-631=462

(2)60506-19460÷35=59950

(3)23072÷412×65=3640

(4)36÷9×8=32

(5)4×9-25=11

(6)28÷7+49=53

(7)63÷9÷7=1

(8)42÷6-7=0

(9)3+12÷4=6

(10)184×38+116×38-11300=100

(11)(79691-46354)÷629=53

(12)325÷13×(266-250)=400

(13)74+100÷5×3=134

(14)(440-280)×(300-260)=6400

(15)100+25×3-90=85

(16)90÷2+136=181

(17)70×74+100÷5=5200

(18)38+116×7+23=873

(19)369-(631÷5)×3=-9.6

(20)2700×(506-499)÷900 =7/300

(21)33.02-(148.4-90.85)÷2.5=10

(22)(1÷1-1)÷5.1 =0

(23)18.1+(3-0.299÷0.23)×1=19.8

(24)2.881÷0.43-0.24×3.5=5.86

(25)28-(3.4+1.25×2.4)=21.6

(26)2.55×7.1+2.45×7.1=35.5

(27)777×9+1111×3=10326

(28)(31.8+3.2×4)÷5=8.92

(29)31.5×4÷(6+3)=14

(30)0.64×25×7.8+2.2=127

62×7.1+2.9,

=440.2+2.9,

=443.1;

4.2×0.25,

=(4+0.2)×0.25,

=4×0.25+0.2×0.25,

=1+0.05,

=1.05;

5.2×4.3+0.8×4.3,

=(5.2+0.8)×4.3,

=6×4.3,

=25.8.

8.5+1.5÷0.25×4,

=8.5+6×4,

=8.5+24,

=32.5.

0.25×0.8+2.5%

=0.2+2.5%,

=0.225;

32×125×2.5,

=4×8×125×2.5,

=8×125×(4×2.5),

=1000×10,

=10000;

94÷(6.84×8.5-31.46÷0.55),

=94÷(58.14-57.2),

=94÷0.94,

=100.

13÷0.4÷2.5,

=13÷(0.4×2.5),

=13÷1,

=13;

1.25×2.5×0.8,

=(1.25×0.8)×2.5,

=1×2.5,

=2.5;

1.5×101-1.5,

=1.5×(101-1),

=1.5×100,

=150;

4.8×101,

=4.8×100+4.8×1,

=480+4.8,

=484.8.

3.25×4.7-7.8,

=15.275-7.8,

=7.475;

0.57+0.43×0.24,

=0.57+0.1032,

=0.6732.

945÷5÷3,

=189÷3,

=63;

152×3÷2,

=456÷2,

=228;

43×12×6,

=516×6,

=3096.

200+25×33,

=200+825,

=1025;

(25+26)×48,

=51×48,

=2448.

576-(290+107),

=576-397,

=179;

649+124-556,

=773-556,

=217.

4.82-5.2÷0.8×0.6,

=4.82-6.5×0.6,

=4.82-3.9,

=0.92.

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