6.5÷8+3.5×0.125简便方法应该怎么做啊?
来源:百度知道 编辑:UC知道 时间:2024/07/03 23:22:01
如何用简便方法解答(要有过程)
6.5÷8+3.5×0.125
原式乘以8,得(6.5÷8+3.5×0.125)*8
=6.5+3.5*1
=6.5+3.5
=10
因此,原式6.5÷8+3.5×0.125=10/8=1.25
6.5÷8+3.5×0.125
=6.5*(1/8)+3.5*(1/8)
=(1/8)*(6.5+3.5)
=(1/8)*10
=0.125*10
=1.25.
6.5÷8+3.5×0.125
=6.5*0.125+3.5×0.125
=(6.5+3.5)*0.125
=10*0.125
=1.25
6.5÷8+3.5×0.125
解:原式=6.5×0.125+3.5×0.125
=(6.5+3.5)×0.125
=10×0.125
=1.25
格式都写了,分给我吧!!!!!!!!!!
6.5/8+3.5*0.125
=(6.5+3.5)*0.125
=1.25
(1/8=0.125)
6.5/8+3.5*0.125
=6.5/8+3.5/8
=(6.5+3.5)/8
=10/8
=1.25