17.48✖️37_8.74✖️38+17.48✖️82怎么简便方法?
发布网友
发布时间:2024-10-21 22:16
我来回答
共2个回答
热心网友
时间:2024-10-21 23:08
17.48×37-8.74×38+17.48×82
=17.48×37-8.74×(2×19)+17.48×82
=17.48×37-(8.74×2)×19+17.48×82
=17.48×37-17.48×19+17.48×82
=17.48×(37-19+82)
=17.48×100
=1748
热心网友
时间:2024-10-21 23:04
17.48x37-8.74x38+17.48x82
=17.48x37-17.48x19+17.48x82
=17.48x(37-19+82)
=17.48x100
=1748