2106-297+599的简便计算怎么写
问题描述:
2106-297+599的简便计算怎么写
答
2106-300+3+600-1=
2106+300+2=
2408
2106-297+599的简便计算怎么写
2106-300+3+600-1=
2106+300+2=
2408