简便运算的练习题和答案

102×35 98×42 158+262+138 375+219+381+225

5001-247-1021-232 (181+2564)+2719 378+44+114+242+222

276+228+353+219 (375+1034)+(966+125) (2130+783+270)+1017

99+999+9999+99999 7755-(2187+755) 2214+638+286

3065-738-1065 899+344 2357-183-317-357

2365-1086-214 497-299 2370+1995

简便计算练习题8

3999+498 1883-398 12×25 75×24

138×25×4 (13×125)×(3×8) (12+24+80)×50

25×32×125 32×(25+125) 88×125 102×76

178×101-178 84×36+64×84 75×99+2×75

98×199 123×18-123×3+85×123 50×(34×4)×3

21

25×(24+16) 178×99+178 79×42+79+79×57

7300÷25÷4 8100÷4÷75 158+262+138

简便计算练习题9

1248÷24 3150÷15 4800÷25 21500÷125

375+219+381+225 5001-247-1021-232 (181+2564)+2719

378+44+114+242+222 276+228+353+219 (375+1034)+(966+125)

(2130+783+270)+1017 99+999+9999+99999 7755-(2187+755)

2214+638+286 3065-738-1065 899+344

2357-183-317-357 2365-1086-214 497-299

2370+1995 3999+498 1883-398

简便计算练习题10

12×25 75×24 138×25×4 (13×125)×(3×8)

22

(12+24+80)×50 704×25 25×32×125 32×(25+125)

88×125 102×76 58×98 178×101-178

84×36+64×84 75×99+2×75 83×102-83×2 98×199

123×18-123×3+85×123 50×(34×4)×3 25×(24+16)

178×99+178 79×42+79+79×57 21500÷125

7300÷25÷4 8100÷4÷75 16800÷120

简便计算练习题11

(a+b)+ c = a +(b+c)

2.73 + 0.89 + 1.27 4.37 + 0.28 + 1.63 + 5.72

a-b-c = a -(b+c)

10 - 0.432 - 2.568 9.3 - 5.26 - 2.74

14.9-(5.2+4.9) 18.32 - 5.47 - 4.32

(a × b)×c = a ×(b × c)

25 × 6.8 × 0.04 0.25 × 32 × 0.125 6.4 × 1.25 × 12.5

23

c ×(a+b)= c×a + c×b

0.45 × 201 0.58 × 10.1 50.2 × 99 4.7 × 9.9

简便计算练习题12

3.28 × 5.7 + 6.72 × 5.7 2.1 × 99 + 2.1

23 × 0.1 + 2.3 × 9.9 0.18 +4.26 -0.18 +4.26

0.58 ×1.3 ÷ 0.58 ×1.3 7.3 ÷4 + 2.7 × 0.25

3.75 × 0.5 - 2.75 ÷ 2 5.26 × 0.125 + 2.74 ÷ 8

a ÷ b ÷ c = a ÷ (b × c)

6.3 ÷ 1.8 9.5 ÷(1.9 × 8) 12.8 ÷ (0.4 × 1.6)

930 ÷ 0.6 ÷5 63.4 ÷ 2.5 ÷ 0.4 (7.7 + 1.54)÷ 0.7

简便计算练习题13 6.9+4.8+3.1 15.89+(6.75-5.89) 7.85+2.34-0.85+4.66

35.6-1.8-15.6-7.2 13.75-(3.75+6.48) 47.8-7.45+2.55

66.86-8.66-1.34 0.25×16.2×4 0.25×32 ×0.125

24

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