①(-23)+59+(-41)+(-59)②(-3.8)+2.7+(0.43)+1.3+(-0.2)③2又8/7+(-2又12/7)+5又5/3+(-1又8/7)+2又5/2+(-3又12/1)④(-3.75)+5又3/1+(-2又7/1
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/02 05:07:22
xKN0į"@V(UEB$v]% 4m8M+V盇'=BvC8:hX> S/AViL%2C
R3QKts |h4:5d9/WB-^TCo`%E_yW^iQp'D0CR$L2qS*8D
Q3w`m;۬isU{ې% 5V4f2K'\