คำตอบ - Long subtraction
คำอธิบายทีละขั้นตอน
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 1 | . | 0 | 0 | 2 | 6 | |
| - | 0 | . | 0 | 6 | 0 | 8 |
| . |
2. Subtract the numbers using long subtraction method
Because the upper digit (6) in the ten thousandths column is too small to get a positive difference, borrow 1 from the digit (2) in the next number place which becomes (1) and get (16).
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 1 | 16 | |||||
| 1 | . | 0 | 0 | 2 | 6 | |
| - | 0 | . | 0 | 6 | 0 | 8 |
| . |
Subtract the numbers in the ten thousandths column from the top number:
16-8=8
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 1 | 16 | |||||
| 1 | . | 0 | 0 | 2 | 6 | |
| - | 0 | . | 0 | 6 | 0 | 8 |
| . | 8 |
Subtract the numbers in the thousandths column from the top number:
1-0=1
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 1 | 16 | |||||
| 1 | . | 0 | 0 | 2 | 6 | |
| - | 0 | . | 0 | 6 | 0 | 8 |
| . | 1 | 8 |
Because the upper digit (0) in the hundredths column is too small to get a positive difference, borrow 1 from the number to the left (1.0) which becomes (0.9) and get (10).
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 0 | 9 | 10 | ||||
| 1 | 16 | |||||
| 1 | . | 0 | 0 | 2 | 6 | |
| - | 0 | . | 0 | 6 | 0 | 8 |
| . | 1 | 8 |
Subtract the numbers in the hundredths column from the top number:
10-6=4
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 0 | 9 | 10 | ||||
| 1 | 16 | |||||
| 1 | . | 0 | 0 | 2 | 6 | |
| - | 0 | . | 0 | 6 | 0 | 8 |
| . | 4 | 1 | 8 |
Subtract the numbers in the tenths column from the top number:
9-0=9
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 0 | 9 | 10 | ||||
| 1 | 16 | |||||
| 1 | . | 0 | 0 | 2 | 6 | |
| - | 0 | . | 0 | 6 | 0 | 8 |
| . | 9 | 4 | 1 | 8 |
Subtract the numbers in the ones column from the top number:
0-0=0
| Place value | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 0 | 9 | 10 | ||||
| 1 | 16 | |||||
| 1 | . | 0 | 0 | 2 | 6 | |
| - | 0 | . | 0 | 6 | 0 | 8 |
| 0 | . | 9 | 4 | 1 | 8 |
The solution is: 0.9418
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