Soluzione - Long subtraction
65
Spiegazione passo passo
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | tens | ones |
| 7 | 8 | |
| - | 1 | 3 |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the ones column from the top number:
8-3=5
| Place value | tens | ones |
| 7 | 8 | |
| - | 1 | 3 |
| 5 |
Subtract the numbers in the tens column from the top number:
7-1=6
| Place value | tens | ones |
| 7 | 8 | |
| - | 1 | 3 |
| 6 | 5 |
The solution is: 65
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