Remember to line up the columns when doing subtraction problems with two digits.
47 53 ----- 4 |
STEP ONE: subtract the digits in the ones column |
47 53 ----- 14 |
STEP TWO: subtract the digits in the tens column |
78 26 ----- 2 |
STEP ONE: subtract the digits in the ones column |
78 26 ----- 52 |
STEP TWO: subtract the digits in the tens column |