简算7777×9+111×377777×9+111×37(要简算哦)

来源:学生作业帮助网 编辑:六六作业网 时间:2024/06/04 01:56:53
简算7777×9+111×377777×9+111×37(要简算哦)简算7777×9+111×377777×9+111×37(要简算哦)简算7777×9+111×377777×9+111×37(要简算

简算7777×9+111×377777×9+111×37(要简算哦)
简算7777×9+111×37
7777×9+111×37(要简算哦)

简算7777×9+111×377777×9+111×37(要简算哦)
7777×9+111×37
=7777(10-1)+111(30+7)
=77770-7777+3330+777
=77770+3330-7000
=70770+3330
=71100