6.58-1.7+3.42怎样简算?
问题描述:
6.58-1.7+3.42怎样简算?
答
原式= 6.58+3.42-1.7
=10-1.7
=8.3
6.58-1.7+3.42怎样简算?
原式= 6.58+3.42-1.7
=10-1.7
=8.3