Soluzione - Long subtraction
22,45
Spiegazione passo passo
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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