Question

8+1=7+()=6+()=5+()怎么做

8+1=7+()=6+()=5+()怎么做

Answer 1

8+1=7+2=6+3=5+4
例如:7+（）=8+1
（）=8+1-7=2
依次做就可以了

Answer 2

8+1=7+2=6+3=5+4

Answer 3

8+1=7+(2)=6+(3)=5+(4)

Answer 4

2 3 4

追问

怎么个意思啊