Soluzione - Long subtraction
1,99
Spiegazione passo passo
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | ones | . | tenths | hundredths |
| 4 | , | 9 | 9 | |
| - | 3 | |||
| , |
Put zeros in the blank number places:
| Place value | ones | . | tenths | hundredths |
| 4 | , | 9 | 9 | |
| - | 3 | , | 0 | 0 |
| , |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the hundredths column from the top number:
9-0=9
| Place value | ones | . | tenths | hundredths |
| 4 | , | 9 | 9 | |
| - | 3 | , | 0 | 0 |
| , | 9 |
Subtract the numbers in the tenths column from the top number:
9-0=9
| Place value | ones | . | tenths | hundredths |
| 4 | , | 9 | 9 | |
| - | 3 | , | 0 | 0 |
| , | 9 | 9 |
Subtract the numbers in the ones column from the top number:
4-3=1
| Place value | ones | . | tenths | hundredths |
| 4 | , | 9 | 9 | |
| - | 3 | , | 0 | 0 |
| 1 | , | 9 | 9 |
The solution is: 1,99
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