156×72+128×56怎么算怎么简便运算

156×72+128×56怎么算怎么简便运算
2025-04-05 13:20:56
推荐回答(1个)
回答1:

156×72+128×56怎么算怎么简便运算
=(100+56)x72+128x56
=100x72+56x72+128x56
=7200+56x(72+128)
=7200+56x200
=7200+11200
=18400