0.2⋅40
Multiply 0 by 2. Place the result in the next column in the result line. There is one result line for each digit in 40.
| 0 | .2 | |
| ⨯ | 4 | 0 |
| 0 |
Multiply 0 by 0. Place the result in the next column in the result line. There is one result line for each digit in 40.
| 0 | .2 | |
| ⨯ | 4 | 0 |
| 0 | 0 |
Multiply 4 by 2. Place the result in the next column in the result line. There is one result line for each digit in 40.
| 0 | .2 | |
| ⨯ | 4 | 0 |
| 0 | 0 | |
| 8 |
Multiply 4 by 0. Place the result in the next column in the result line. There is one result line for each digit in 40.
| 0 | .2 | |
| ⨯ | 4 | 0 |
| 0 | 0 | |
| 0 | 8 |
Add the numbers in each column. In this case, add 0+0, then place the 0 in the result line.
| 0 | .2 | |
| ⨯ | 4 | 0 |
| 0 | 0 | |
| 0 | 8 | |
| 0 |
Add the numbers in each column. In this case, add 0+8, then place the 8 in the result line.
| 0 | .2 | |
| ⨯ | 4 | 0 |
| 0 | 0 | |
| 0 | 8 | |
| 8 | 0 |
| 0 | .2 | |
| ⨯ | 4 | 0 |
| 0 | 0 | |
| 0 | 8 | |
| 8 | 0 |
To find the number of decimal places needed in the answer, add the number of decimal places in the multiplier and multiplicand. In this case, there is a total of 1, so the answer must have 1 decimal places as well.
8
Evaluate 0.2*40