Soluzione - Long subtraction
4,5
Spiegazione passo passo
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | ones | . | tenths |
| 8 | , | 5 | |
| - | 4 | ||
| , |
Put zeros in the blank number places:
| Place value | ones | . | tenths |
| 8 | , | 5 | |
| - | 4 | , | 0 |
| , |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the tenths column from the top number:
5-0=5
| Place value | ones | . | tenths |
| 8 | , | 5 | |
| - | 4 | , | 0 |
| , | 5 |
Subtract the numbers in the ones column from the top number:
8-4=4
| Place value | ones | . | tenths |
| 8 | , | 5 | |
| - | 4 | , | 0 |
| 4 | , | 5 |
The solution is: 4,5
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