คำตอบ - Long subtraction
83.22
คำอธิบายทีละขั้นตอน
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 1 | 4 | 5 | . | 2 | 3 | |
| - | 6 | 2 | . | 0 | 1 | |
| . |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the hundredths column from the top number:
3-1=2
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 1 | 4 | 5 | . | 2 | 3 | |
| - | 6 | 2 | . | 0 | 1 | |
| . | 2 |
Subtract the numbers in the tenths column from the top number:
2-0=2
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 1 | 4 | 5 | . | 2 | 3 | |
| - | 6 | 2 | . | 0 | 1 | |
| . | 2 | 2 |
Subtract the numbers in the ones column from the top number:
5-2=3
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 1 | 4 | 5 | . | 2 | 3 | |
| - | 6 | 2 | . | 0 | 1 | |
| 3 | . | 2 | 2 |
Because the upper digit (4) in the tens column is too small to get a positive difference, borrow 1 from the digit (1) in the next number place which becomes (0) and get (14).
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 0 | 14 | |||||
| 1 | 4 | 5 | . | 2 | 3 | |
| - | 6 | 2 | . | 0 | 1 | |
| 3 | . | 2 | 2 |
Subtract the numbers in the tens column from the top number:
14-6=8
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 0 | 14 | |||||
| 1 | 4 | 5 | . | 2 | 3 | |
| - | 6 | 2 | . | 0 | 1 | |
| 8 | 3 | . | 2 | 2 |
Write 0 in the hundreds place.
| Place value | hundreds | tens | ones | . | tenths | hundredths |
| 0 | 14 | |||||
| 1 | 4 | 5 | . | 2 | 3 | |
| - | 6 | 2 | . | 0 | 1 | |
| 0 | 8 | 3 | . | 2 | 2 |
The solution is: 83.22
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