728187 - 70312 =
Math subtraction is realised with the help of the minus sign.
Math subtraction is also defined as being the inverse of the addition. If we substract a number from 0, it remains unchanged
The denomination of the subtraction members are minulend - substractor (or substrahen)= difference.
2 - 1 = 1
5 - 2 = 3
3 - 3 = 0
By learning math, you learn to think.