Question

0.48×7.6+0.24×4.8用简便算法计算

Answer 1

0.48×7.6+0.24×4.8

=4.8*0.1*7.6+0.24×4.8

=4.8*0.76+0.24×4.8

=4.8*(0.76+0.24)

=4.8*1

=4.8