Penyelesaian - Long subtraction
Penjelasan langkah demi langkah
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | |||
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| . |
Put zeros in the blank number places:
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| . |
2. Subtract the numbers using long subtraction method
Because the upper digit (0) in the ten thousandths column is too small to get a positive difference, borrow 1 from the number to the left (10) which becomes (09) and get (10).
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| . |
Subtract the numbers in the ten thousandths column from the top number:
10-0-2=8
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| . | 8 |
Subtract the numbers in the thousandths column from the top number:
9-8=1
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| . | 1 | 8 |
Because the upper digit (0) in the hundredths column is too small to get a positive difference, borrow 1 from the digit (8) in the next number place which becomes (7) and get (10).
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 7 | 10 | |||||||||
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| . | 1 | 8 |
Subtract the numbers in the hundredths column from the top number:
10-3=7
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 7 | 10 | |||||||||
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| . | 7 | 1 | 8 |
Subtract the numbers in the tenths column from the top number:
7-6=1
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 7 | 10 | |||||||||
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| . | 1 | 7 | 1 | 8 |
Subtract the numbers in the ones column from the top number:
7-2=5
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 7 | 10 | |||||||||
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| 5 | . | 1 | 7 | 1 | 8 |
Write 2 in the tens place.
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 7 | 10 | |||||||||
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| 2 | 5 | . | 1 | 7 | 1 | 8 |
Write 3 in the hundreds place.
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 7 | 10 | |||||||||
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| 3 | 2 | 5 | . | 1 | 7 | 1 | 8 |
Write 4 in the thousands place.
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 7 | 10 | |||||||||
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| 4 | 3 | 2 | 5 | . | 1 | 7 | 1 | 8 |
Write 1 in the ten thousands place.
| Place value | ten thousands | thousands | hundreds | tens | ones | . | tenths | hundredths | thousandths | ten thousandths |
| 7 | 10 | |||||||||
| 0 | 9 | 10 | ||||||||
| 1 | 4 | 3 | 2 | 7 | . | 8 | 1 | 0 | 0 | |
| - | 2 | . | 6 | 3 | 8 | 2 | ||||
| 1 | 4 | 3 | 2 | 5 | . | 1 | 7 | 1 | 8 |
The solution is: 14325.1718
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