> 数学 >
6666*9+2222*23简算
人气:357 ℃ 时间:2020-04-30 07:32:12
解答
6666×9+2222×23
=2222×3×9+2222×23
=2222×27+2222×23
=2222×(27+23)
=111100
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版