Soluzione - Long subtraction
10,5
Spiegazione passo passo
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | tens | ones | . | tenths |
| 1 | 7 | , | 8 | |
| 2 | ||||
| - | 5 | , | 3 | |
| , |
Put zeros in the blank number places:
| Place value | tens | ones | . | tenths |
| 1 | 7 | , | 8 | |
| 2 | , | 0 | ||
| - | 5 | , | 3 | |
| , |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the tenths column from the top number:
8-0-3=5
| Place value | tens | ones | . | tenths |
| 1 | 7 | , | 8 | |
| 2 | , | 0 | ||
| - | 5 | , | 3 | |
| , | 5 |
Subtract the numbers in the ones column from the top number:
7-2-5=0
| Place value | tens | ones | . | tenths |
| 1 | 7 | , | 8 | |
| 2 | , | 0 | ||
| - | 5 | , | 3 | |
| 0 | , | 5 |
Write 1 in the tens place.
| Place value | tens | ones | . | tenths |
| 1 | 7 | , | 8 | |
| 2 | , | 0 | ||
| - | 5 | , | 3 | |
| 1 | 0 | , | 5 |
The solution is: 10,5
Come ci siamo comportati?
Lasciaci un feedbackPerché imparare questo
Why learn this