6×56+48×4.6-4.6×4=?能简算要简算
问题描述:
6×56+48×4.6-4.6×4=?能简算要简算
答
6×56+48×4.6-4.6×4
=6X56+4.6(48-4)
=6X56+4.6X44
=336+202.4
=538.4