Solution - Long subtraction
5.5791
Step-by-step explanation
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 8 | . | 5 | 7 | 9 | 1 | |
| - | 3 | |||||
| . |
Put zeros in the blank number places:
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 8 | . | 5 | 7 | 9 | 1 | |
| - | 3 | . | 0 | 0 | 0 | 0 |
| . |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the ten thousandths column from the top number:
1-0=1
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 8 | . | 5 | 7 | 9 | 1 | |
| - | 3 | . | 0 | 0 | 0 | 0 |
| . | 1 |
Subtract the numbers in the thousandths column from the top number:
9-0=9
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 8 | . | 5 | 7 | 9 | 1 | |
| - | 3 | . | 0 | 0 | 0 | 0 |
| . | 9 | 1 |
Subtract the numbers in the hundredths column from the top number:
7-0=7
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 8 | . | 5 | 7 | 9 | 1 | |
| - | 3 | . | 0 | 0 | 0 | 0 |
| . | 7 | 9 | 1 |
Subtract the numbers in the tenths column from the top number:
5-0=5
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 8 | . | 5 | 7 | 9 | 1 | |
| - | 3 | . | 0 | 0 | 0 | 0 |
| . | 5 | 7 | 9 | 1 |
Subtract the numbers in the ones column from the top number:
8-3=5
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 8 | . | 5 | 7 | 9 | 1 | |
| - | 3 | . | 0 | 0 | 0 | 0 |
| 5 | . | 5 | 7 | 9 | 1 |
The solution is: 5.5791
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