Solution - Long subtraction
4,000,000
Step-by-step explanation
1. Rewrite the numbers from top to bottom, aligned by their place values
| Place value | millions | hundred thousands | ten thousands | thousands | hundreds | tens | ones |
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
2. Subtract the numbers using long subtraction method
Subtract the numbers in the ones column from the top number:
0-0=0
| Place value | millions | hundred thousands | ten thousands | thousands | hundreds | tens | ones |
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 |
Subtract the numbers in the tens column from the top number:
0-0=0
| Place value | millions | hundred thousands | ten thousands | thousands | hundreds | tens | ones |
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 |
Subtract the numbers in the hundreds column from the top number:
0-0=0
| Place value | millions | hundred thousands | ten thousands | thousands | hundreds | tens | ones |
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 |
Subtract the numbers in the thousands column from the top number:
0-0=0
| Place value | millions | hundred thousands | ten thousands | thousands | hundreds | tens | ones |
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 |
Subtract the numbers in the ten thousands column from the top number:
0-0=0
| Place value | millions | hundred thousands | ten thousands | thousands | hundreds | tens | ones |
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 |
Subtract the numbers in the hundred thousands column from the top number:
0-0=0
| Place value | millions | hundred thousands | ten thousands | thousands | hundreds | tens | ones |
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 |
Subtract the numbers in the millions column from the top number:
8-4=4
| Place value | millions | hundred thousands | ten thousands | thousands | hundreds | tens | ones |
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4 | 0 | 0 | 0 | 0 | 0 | 0 |
The solution is: 4,000,000
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