Soluzione - Long subtraction
8,1
Spiegazione passo passo
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | ones | . | tenths | hundredths |
| 9 | , | 1 | 7 | |
| - | 1 | , | 0 | 7 |
| , |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the hundredths column from the top number:
7-7=0
| Place value | ones | . | tenths | hundredths |
| 9 | , | 1 | 7 | |
| - | 1 | , | 0 | 7 |
| , | 0 |
Subtract the numbers in the tenths column from the top number:
1-0=1
| Place value | ones | . | tenths | hundredths |
| 9 | , | 1 | 7 | |
| - | 1 | , | 0 | 7 |
| , | 1 | 0 |
Subtract the numbers in the ones column from the top number:
9-1=8
| Place value | ones | . | tenths | hundredths |
| 9 | , | 1 | 7 | |
| - | 1 | , | 0 | 7 |
| 8 | , | 1 | 0 |
The solution is: 8,1
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