Solution - Long subtraction
700.09
Step-by-step explanation
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 9 | 9 | 9 | . | 9 | 9 | |
| - | 2 | 9 | 9 | . | 9 | |
| . |
Put zeros in the blank number places:
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 9 | 9 | 9 | . | 9 | 9 | |
| - | 2 | 9 | 9 | . | 9 | 0 |
| . |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the hundredths column from the top number:
9-0=9
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 9 | 9 | 9 | . | 9 | 9 | |
| - | 2 | 9 | 9 | . | 9 | 0 |
| . | 9 |
Subtract the numbers in the tenths column from the top number:
9-9=0
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 9 | 9 | 9 | . | 9 | 9 | |
| - | 2 | 9 | 9 | . | 9 | 0 |
| . | 0 | 9 |
Subtract the numbers in the ones column from the top number:
9-9=0
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 9 | 9 | 9 | . | 9 | 9 | |
| - | 2 | 9 | 9 | . | 9 | 0 |
| 0 | . | 0 | 9 |
Subtract the numbers in the tens column from the top number:
9-9=0
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 9 | 9 | 9 | . | 9 | 9 | |
| - | 2 | 9 | 9 | . | 9 | 0 |
| 0 | 0 | . | 0 | 9 |
Subtract the numbers in the hundreds column from the top number:
9-2=7
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 9 | 9 | 9 | . | 9 | 9 | |
| - | 2 | 9 | 9 | . | 9 | 0 |
| 7 | 0 | 0 | . | 0 | 9 |
The solution is: 700.09
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