15乘48加150乘51加150简便计算

尽快
2025-04-07 08:44:27
推荐回答(2个)
回答1:

15*48+150*51+150
=15*49-15+15*51+135*51+150
=15*(49+51)+135*51+165
=1500+135*50+135+165
=1500+6750+300
=8550

回答2:

15×48+150×51+150
=150×4.8+150×51+150×1
=150×(4.8+51+1)
=150×(55.8+1)
=150×56.8
=8520