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简便运算专题练习(4)
班级: 姓名: 学号: 得分:
(1) a+b=b+a (2) (a+b)+c=a+(b+c) (3) a-b-c=a-(b+c) (4) a-b-c=a-c-b
(5) a×b=b×a (6) (a×b)×c=a×(b×c) (7) a÷b÷c=a÷(b×c) (8)a÷b÷c=a÷c÷b
(9) (a+b)×c=a×c + b×c (10) a×(b+c)=a×b + a×c
(1) 827+449+173
(2) 564+628+372
(3) 748-23-77
(4) 272-85-72
(5) 8×46×125
(6) 125×32×25
(7) 2400÷50÷2
(8) 5400÷4÷54
(9) (200-4)×25
(10) 425×(200+2)
(11) 101×89-89
(12) 21×265+265×79
(13) 586-(138+86 )
(14) 7200÷(72×5)
(15) 125 ×56
(16) 31×103
(17) 124×45-24×45
(18) 4000÷32
(19)39×8+6×39-39×4
(20)167×2+167×3+167×5
简便运算专题练习(5)
班级: 姓名: 学号: 得分:
(1) a+b=b+a (2) (a+b)+c=a+(b+c) (3) a-b-c=a-(b+c) (4) a-b-c=a-c-b
(5) a×b=b×a (6) (a×b)×c=a×(b×c) (7) a÷b÷c=a÷(b×c) (8) a÷b÷c=a÷c÷b
(9) (a+b)×c=a×c + b×c (10) a×(b+c)=a×b + a×c
(1)46+622+154
(2)354+274+326
(3) 932-168-32
(4) 615-358-215
(5)4×37×25
(6)(8×4)×25
(7) 4800÷25÷4
(8)6800÷25÷68
(9) (2+100)×45
(10) 365×(100-1)
(11) 365+9×365
(12) 97×97+3×97
(13) 676-(76+99)
(14) 640÷(5×64)
(15) 36×25
(16) 96×25
(17) 25×34-34×5
(18)700÷28
(19) 88×18- 10×88+2×88
(20)28×225- 2×225- 6×225
简便运算专题练习(6)
班级: 姓名: 学号: 得分:
(1) a+b=b+a (2) (a+b)+c=a+(b+c) (3) a-b-c=a-(b+c) (4) a-b-c=a-c-b
(5) a×b=b×a (6) (a×b)×c=a×(b×c) (7) a÷b÷c=a÷(b×c) (8) a÷b÷c=a÷c÷b
(9) (a+b)×c=a×c + b×c (10) a×(b+c)=a×b + a×c
(1)201×18
(2)23×101-23
(3)5.2+12.07-5.2+7.93
(4)4.69+3.02+0.31+2.98
(5) 75.64-(5.64+4.82)
(6) 12.36-5.64-4.36
(7) 364×332-364×330
(8) 103×15
(9) 45.32+32.5+9.68
(10) 59.5-2.7-9.3
(11) 4.96+2.35+0.04+4.65
(12) 2.54-8.16+9.46+9.16
(13) 25.3+6.9+13.1
(14)36.28-(25.7+6.28)
(15) 3元6角5分+7元4分
(16) 12t-8t40kg
(17)6km50m+500m
(18)35kg-9kg500g
(19) 3吨30千克-300千克
(20)9平方米30平方厘米-89平方厘米
竖式计算专题练习(7)
班级: 姓名: 学号: 得分:
用竖式计算
(1)50-12.39=
(2) 7.9+4.57=
(3)7.07+5.43=
(4)18-9.86=
(5) 8+3.55=
(6) 13.2-7.14=
(7) 2400-2.89=
(8) 54.89-20=
(9)39.66+45=
(10) 2.5+25=
(11) 20.1-8.9=
(12) 2.1+26.5=
(13) 5.86+8.6 =
(14) 7.2+7.1=
(15) 12.5 -5.06=
(16) 3.1+3=
(17) 12.47-4.05=
(18) 40+3.2=
(19)88.88-36.9=
(20)16.7+16.79=
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