Solution - Long subtraction
2.2
Step-by-step explanation
1. Rewrite the numbers from top to bottom, aligned by their place values
Place value | ones | . | tenths |
3 | . | 2 | |
- | 1 | ||
. |
Put zeros in the blank number places:
Place value | ones | . | tenths |
3 | . | 2 | |
- | 1 | . | 0 |
. |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the tenths column from the top number:
2-0=2
Place value | ones | . | tenths |
3 | . | 2 | |
- | 1 | . | 0 |
. | 2 |
Subtract the numbers in the ones column from the top number:
3-1=2
Place value | ones | . | tenths |
3 | . | 2 | |
- | 1 | . | 0 |
2 | . | 2 |
The solution is: 2.2
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