2.3X0.48+0.48X8.7-0.12X4怎么简便

2025-05-17 08:08:58
推荐回答(3个)
回答1:

2.3X0.48+0.48X8.7-0.12X4
=2.3X0.48+0.48X8.7-0.48
=0.48X(2.3+8.7-1)
=0.48X(11-1)
=0.48X10
=4.8

回答2:

=0.48×(2.3+8.7-1)
=0.48×10
=4.8

回答3:


如图