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1.2×(9.6÷2.4)÷4.8怎么简便运算

1

1.2*9.6/4.8/2.4=1

0.05

1.2×(9.6÷2.4)÷4.8 =1.2x4÷4.8 =4.8÷4.8 =1

(4.8×7.5×8.1)÷(2.4×2.5×2.7) =(4.8÷2.4)×(7.5÷2.5)×(8.1÷2.7) =2×3×3 =18

30

先用4.8x乘以15再加上4.8x除以2.4

解答: 解:(1))5.5×2=11 (2)9.6÷4.8=2 (3)3-1.5×2=0 (4)2×3.1=6.3 (5)2.4×0.5=1.2 (6)0.125×8-0.1=0.9 (7)0.48÷6=0.08 (8)0.63÷0.9×0.7=0.49 (9)2.4+7.6÷4=4.3 (10)10-8×1.25=0 (11)2.5×4÷2.5×4=16 (12)6.4-4=2.4

=9.6÷4.8x2.25 =2x2.25 =4.5

5.5×2=11 9.6÷4.8=2 3-1.5×2=0 2×3.1=6.2 2.4×0.5=1.2 0.125×8-0.1=0.9 0.48÷6=0.08 6.4-4=2.4 0.6÷3+3=3.2 0.91÷13=0.07 3.25+0.75=4 9.9-0.9÷0.1=0.9 2.5×3=7.5 4.4÷(5×0.2)=4.4 7×1.3=9.1 0.96÷0.06=16 0.36×0.3=0.108 0.35÷0.7=0.5 4×0.8...

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