Solution - Long subtraction
22.45
Step-by-step explanation
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | tens | ones | . | tenths | hundredths |
| 2 | 9 | . | 9 | 5 | |
| 4 | |||||
| - | 3 | . | 5 | ||
| . |
Put zeros in the blank number places:
| Place value | tens | ones | . | tenths | hundredths |
| 2 | 9 | . | 9 | 5 | |
| 4 | . | 0 | 0 | ||
| - | 3 | . | 5 | 0 | |
| . |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the hundredths column from the top number:
5-0-0=5
| Place value | tens | ones | . | tenths | hundredths |
| 2 | 9 | . | 9 | 5 | |
| 4 | . | 0 | 0 | ||
| - | 3 | . | 5 | 0 | |
| . | 5 |
Subtract the numbers in the tenths column from the top number:
9-0-5=4
| Place value | tens | ones | . | tenths | hundredths |
| 2 | 9 | . | 9 | 5 | |
| 4 | . | 0 | 0 | ||
| - | 3 | . | 5 | 0 | |
| . | 4 | 5 |
Subtract the numbers in the ones column from the top number:
9-4-3=2
| Place value | tens | ones | . | tenths | hundredths |
| 2 | 9 | . | 9 | 5 | |
| 4 | . | 0 | 0 | ||
| - | 3 | . | 5 | 0 | |
| 2 | . | 4 | 5 |
Write 2 in the tens place.
| Place value | tens | ones | . | tenths | hundredths |
| 2 | 9 | . | 9 | 5 | |
| 4 | . | 0 | 0 | ||
| - | 3 | . | 5 | 0 | |
| 2 | 2 | . | 4 | 5 |
The solution is: 22.45
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