用简便方法计算159×64+27×159+(200-41)×9

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/29 20:58:43
用简便方法计算159×64+27×159+(200-41)×9

用简便方法计算159×64+27×159+(200-41)×9
用简便方法计算159×64+27×159+(200-41)×9

用简便方法计算159×64+27×159+(200-41)×9
159×64+27×159+(200-41)×9
=159×64+159×27+159×9
=159×(64+27+9)
=159×100
=15900