早教吧作业答案频道 -->数学-->
56.7x23.4-567x1.26-108x4.76=(简便运算）解析
题目详情
▼优质解答
答案和解析
56.7x23.4-567x1.26-108x4.67
=56.7×23.4-56.7×10×1.26-108×4.67
=56.7×（23.4-12.6）-108×4.67
=56.7×10.8-10.8×10×4.67
=（56.7-10×4.67）×10.8
=10×10.8
=108
=56.7×23.4-56.7×10×1.26-108×4.67
=56.7×（23.4-12.6）-108×4.67
=56.7×10.8-10.8×10×4.67
=（56.7-10×4.67）×10.8
=10×10.8
=108
看了 56.7x23.4-567x...的网友还看了以下：
2.69*4.56+4.56*6.33+4.56,5.45*24*0.2-3.45*4.8,4.2 2020-04-07 …
直接写出得数：142-69=0.56÷8=6.4+335=1.2×56=315-16-56=5.4 2020-05-02 …
商场举行活动,56元买4桶送1桶,如果一次买4桶,每桶便宜多少元? 2020-05-13 …
小学万年历数学题,急!1、2.5×0.8×0.04×1.25简便计算2、6×4-0.6x=6.36 2020-06-15 …
求几道题的简便算法..（6.4×7.5×8.1）÷（3.2×25×2.7）1/2+1/6+1/12 2020-06-27 …
请用简便方法计算下面各题245-65-35186+82+18-8625×（4×27）8×（25+2 2020-07-18 …
直接写出得数：142-69=0.56÷8=6.4+335=1.2×56=5.4+9=0.6×0.6 2020-07-19 …
19.4×6.1×2.3简便5.67×0.2-0.6218.1×0.92+3.930.4×0.7× 2020-07-19 …
19.4×6.1×2.3简便5.67×0.2-0.6218.1×0.92+3.930.4×0.7× 2020-07-19 …
把56分解质因数正确的是[]A．56＝4×2×7B．2×2×2×7＝56C．56＝2×2×2×7D 2020-07-31 …