1.小数数位相同的加减法(竖式计算)
27.38+4.83= 26.75+2.83=
3.64-2.58= 6.52-3.44=
15.31+13.51= 9.03-8.57=
1.小数数位相同的加减法(竖式计算)
27.38+4.83= 26.75+2.83=
3.64-2.58= 6.52-3.44=
15.31+13.51= 9.03-8.57=