Soluzione - Long subtraction
5046,6
Spiegazione passo passo
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | thousands | hundreds | tens | ones | . | tenths |
| 5 | 0 | 4 | 7 | |||
| - | 0 | , | 4 | |||
| , |
Put zeros in the blank number places:
| Place value | thousands | hundreds | tens | ones | . | tenths |
| 5 | 0 | 4 | 7 | , | 0 | |
| - | 0 | , | 4 | |||
| , |
2. Subtract the numbers using long subtraction method
Because the upper digit (0) in the tenths column is too small to get a positive difference, borrow 1 from the digit (7) in the next number place which becomes (6) and get (10).
| Place value | thousands | hundreds | tens | ones | . | tenths |
| 6 | 10 | |||||
| 5 | 0 | 4 | 7 | , | 0 | |
| - | 0 | , | 4 | |||
| , |
Subtract the numbers in the tenths column from the top number:
10-0-4=6
| Place value | thousands | hundreds | tens | ones | . | tenths |
| 6 | 10 | |||||
| 5 | 0 | 4 | 7 | , | 0 | |
| - | 0 | , | 4 | |||
| , | 6 |
Subtract the numbers in the ones column from the top number:
6-0=6
| Place value | thousands | hundreds | tens | ones | . | tenths |
| 6 | 10 | |||||
| 5 | 0 | 4 | 7 | , | 0 | |
| - | 0 | , | 4 | |||
| 6 | , | 6 |
Write 4 in the tens place.
| Place value | thousands | hundreds | tens | ones | . | tenths |
| 6 | 10 | |||||
| 5 | 0 | 4 | 7 | , | 0 | |
| - | 0 | , | 4 | |||
| 4 | 6 | , | 6 |
Write 0 in the hundreds place.
| Place value | thousands | hundreds | tens | ones | . | tenths |
| 6 | 10 | |||||
| 5 | 0 | 4 | 7 | , | 0 | |
| - | 0 | , | 4 | |||
| 0 | 4 | 6 | , | 6 |
Write 5 in the thousands place.
| Place value | thousands | hundreds | tens | ones | . | tenths |
| 6 | 10 | |||||
| 5 | 0 | 4 | 7 | , | 0 | |
| - | 0 | , | 4 | |||
| 5 | 0 | 4 | 6 | , | 6 |
The solution is: 5046,6
Come ci siamo comportati?
Lasciaci un feedbackPerché imparare questo
Why learn this