22*16+44*21怎么简便计算?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/12 07:07:11
![22*16+44*21怎么简便计算?](/uploads/image/z/750997-37-7.jpg?t=22%2A16%2B44%2A21%E6%80%8E%E4%B9%88%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%3F)
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22*16+44*21怎么简便计算?
22*16+44*21怎么简便计算?
22*16+44*21怎么简便计算?
22×16+44×21
=(21+1)×16+44×21
=21×16+44×21+16×1
=21(16+44)+16
=21×60+16
=1260+16
=1276