55 multiplied by 399 is 21945
55 × 399 = 21945
Explanation: Multiplication is repeated addition. So, 55 × 399 means adding 55, 399 times:
55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 + 55 = 21945
Word Problem Style
If you have 399 boxes and each box contains 55 apples, then the total number of apples is 21945.
Quick Facts
- 55 is called the multiplicand.
- 399 is called the multiplier.
- The result, 21945, is called the product.
Multiplication Table for 55
| 55 × N | Result |
|---|---|
| 55 × 1 | 55 |
| 55 × 2 | 110 |
| 55 × 3 | 165 |
| 55 × 4 | 220 |
| 55 × 5 | 275 |
| 55 × 6 | 330 |
| 55 × 7 | 385 |
| 55 × 8 | 440 |
| 55 × 9 | 495 |
| 55 × 10 | 550 |
| 55 × 11 | 605 |
| 55 × 12 | 660 |