4.54x0.9用简便方法计算

2025-04-30 14:57:51
推荐回答(3个)
回答1:

4.54×0.9用简便方法计算如下:
4.54×0.9
=4.54×(1-0.1)
=4.54×1-4.54×0.1
=4.54-0.454
=4.086

回答2:

4.54×0.9
=4.54×(1-0.1)
=4.54×1-4.54×0.1
=4.54-0.454
=4.086

回答3: