把0,1,2,3,4,5,6,7,8,9,这10个数填在()里.(每个数只能用一次)()+()=() ()-()=() ()*()=()()

问题描述:

把0,1,2,3,4,5,6,7,8,9,这10个数填在()里.(每个数只能用一次)()+()=() ()-()=() ()*()=()()

6+3=9
8-7=1
4*5=20