Solution - Long subtraction
0.24
Step-by-step explanation
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | ones | . | tenths | hundredths | thousandths |
| 1 | . | 6 | 7 | 9 | |
| - | 1 | . | 4 | 3 | 9 |
| . |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the thousandths column from the top number:
9-9=0
| Place value | ones | . | tenths | hundredths | thousandths |
| 1 | . | 6 | 7 | 9 | |
| - | 1 | . | 4 | 3 | 9 |
| . | 0 |
Subtract the numbers in the hundredths column from the top number:
7-3=4
| Place value | ones | . | tenths | hundredths | thousandths |
| 1 | . | 6 | 7 | 9 | |
| - | 1 | . | 4 | 3 | 9 |
| . | 4 | 0 |
Subtract the numbers in the tenths column from the top number:
6-4=2
| Place value | ones | . | tenths | hundredths | thousandths |
| 1 | . | 6 | 7 | 9 | |
| - | 1 | . | 4 | 3 | 9 |
| . | 2 | 4 | 0 |
Subtract the numbers in the ones column from the top number:
1-1=0
| Place value | ones | . | tenths | hundredths | thousandths |
| 1 | . | 6 | 7 | 9 | |
| - | 1 | . | 4 | 3 | 9 |
| 0 | . | 2 | 4 | 0 |
The solution is: 0.24
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