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脱式计算,能简算的简单算,求班忙. 4.3×0.625+3...

0.625×5.8+5/8×3.2+62.5% =0.625x5.8+0.625x3.2+0.625 =0.625x(5.8+3.2+1) =0.625x10 =62.5; 2017×2015/2016 =(2016+1)x2015/216 =2016x2015/2016+1x2015/2016 =2015+2015/2016 =2015又2015/2016; (1/2+1/3+1/6)x24 =1/2x24+1/3x24+1/6x24 =1...

408-12×24 = 408 - 288 = 120 (46+28)×60 = 74 x 60 = 4440 42×50-17 = 2100- 17 = 2083 32+105÷5 = 32 + 21 = 53 420×(327-238) = 420 x 89 = 37380 (4121+2389)÷7 = 6510 ÷7 = 930 3.416÷(0.016×35) = 3.416 ÷0.56 = 6.1 0.8×[(10...

简便计算. 216+305 25×32 47+236+64 6×(15×9) 402+359 43+78+122+257 25×(26×4) 25×44 354+(229+46) (1)9.26-4.38-2.62 (2)9.26-(4.38+2.26) (3)9.26-(4.38-2.74 (1)4.75-9.64+8.25-1.36 (2)14.529+(2.471-3) (3)38.68-(4.7-2.32) 415-176-24 8....

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