Aligning numbers vertically: Align the numbers vertically by their decimal points for subtraction.52.389−7.1
Adding trailing zeros: Add trailing zeros to 7.1 to match the number of decimal places in 52.389.52.389- 7.100
Subtracting from right to left: Subtract the numbers starting from the rightmost digit, moving towards the left.2−0=28−0=83−1=25−7 cannot be done, so we need to borrow from the tens place.
Borrowing from the tens place: After borrowing, the subtraction in the ones place is:12 (from the borrow) −7=5And reduce the tens place by 1, so it becomes 4.
Writing down the final result: Write down the final result of the subtraction.52.389−7.100−−−−−−−−−45.289