7777×9+1111×37.
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:2024/07/16 23:00:46
7777×9+1111×37.
![7777×9+1111×37.](/uploads/image/z/14994014-14-4.jpg?t=7777%C3%979%2B1111%C3%9737%EF%BC%8E)
7777×9+1111×37
=(7777÷7)×(9×7)+1111×37
=1111×63+1111×37
=1111×(63+37)
=1111×100
=111100;
=(7777÷7)×(9×7)+1111×37
=1111×63+1111×37
=1111×(63+37)
=1111×100
=111100;