Question

5.6x7.5-0.56x75.8简便计算？

Answer 1

您好，友友！5.6*7.5-0.56*75.8简便计算，可以将0.56*75.8化成5.6*7.58，然后取共同因数5.6进行运算，简算过程如下：
5.6*7.5-0.56*75.8
=5.6*7.5-5.6*7.58
=5.6*（7.5-7.58）
=5.6*（-0.08）
=-0.448
很高兴为您解答，望采纳！

Answer 2

5.6×7.5-0.56×75.8
=5.6×7.5-0.56×10×7.58
=5.6×7.5-5.6×7.58
=5.6×(7.5-7.58)
=5.6×0.08
=5.6×0.08
=0.448