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1.08*9.9怎么脱式计算

1.08×9.9 =1.08×(10-0.1) =1.08×10-1.08×0.1 =10.8-0.108 =10.692 你好,本题已解答,如果满意 请点右上角“采纳答案”。

8.4-1.08×27.3+1.9×5.4的脱式计算 8.4-1.08×27.3+1.9×5.4 =8.4-29.484+10.26 =-21.084+10.26 =-10.824

题干不详

0.35×1.6+0.35×3.4 6.72-3.28-1.72 0.45+6.37+4.55 5.4+6.9×3-(25-2.5)2×41846-620-380 4.8×46+4.8×54 0.8+0.8×2.5 1.25×3.6×8×2.5-12.5×2.4 28×12.5-12.5×20 23.65-(3.07+3.65) (4+0.4×0.25)8×7×1.25 1.65×99+1.65 27.85-(7.85+3.4) 48...

(1)0.75×18÷0.15,=13.5÷0.15,=90;(2)7.28+3.2÷2.5,=7.28+1.28,=8.56;(3)2.05÷0.82+33.6,=2.5+33.6,=36.1;(4)1.08×0.8÷0.27,=0.864÷0.27,=3.2;(5)21.36÷0.8-12.9,=26.7-12.9,=13.8;(6)4.28÷0.9÷4.1,≈4.76÷4.1,≈1.16.

125x78x8 =125x8x78 =1000x78 =78000

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