(+25)+(-12)-(-15)+(-28)要步骤!
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/19 16:04:45
x)6254`e.}jMR>l5B(02rz@A]B=l{Xdg_7lHZEӾOTGp';z^/(b" Cch2# d
25+(-12)-(-15)-28
15+25+58+12=
9 12 15 22 5 25 15
9,12,15,22,5,25,15,
9,12,15,22,5,25,15,
15*12*25递等式简便运算
15乘12乘25简便
(2)15,20,12,25,9,30,( )
(+25)+(-12)-(-15)+(-28)要步骤!
9 12 13 21 5 25 15
15*x+10*y=25*12
19 25 26 9 12 15 22 5 25
数字含义9,12,5,22,5,25,15,25
数字7 4 9 12 15 22 5 25 15
7 4 9 12 15 22 5 25 15
逐字翻译9,12,15,22,5,25,15,21
9,12,15,22,5,25,15,21
9 12 15 22 5 25 15 21