如题所述
(12+50)X40用除法的性质与简便运算:
(12+50)X40
=12x40+50x40
=480+2000
=2480
望采纳,谢谢
(12+50)X40
=12x40+50x40
=480+2000
=2480
望采纳,谢谢
温馨提示:答案为网友推荐,仅供参考
第1个回答 2020-04-06
简便计算
(12+50)X40
=12x40+50x40
=480+2000
=2480
(12+50)X40
=12x40+50x40
=480+2000
=2480