99*34怎样脱式简便计算 56*101怎样脱式简便计算
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/25 18:41:26
99*34怎样脱式简便计算 56*101怎样脱式简便计算
![99*34怎样脱式简便计算 56*101怎样脱式简便计算](/uploads/image/z/4474522-10-2.jpg?t=99%2A34%E6%80%8E%E6%A0%B7%E8%84%B1%E5%BC%8F%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97+56%2A101%E6%80%8E%E6%A0%B7%E8%84%B1%E5%BC%8F%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97)
99×34
=(100-1)×34
=34×100-34×1
=3400-34
=3366
56×101
=56×(100+1)
=56×100+56×1
=5600+56
=5656
=(100-1)×34
=34×100-34×1
=3400-34
=3366
56×101
=56×(100+1)
=56×100+56×1
=5600+56
=5656