15 multiplied by 78 is 1170
15 × 78 = 1170
Explanation: Multiplication is repeated addition. So, 15 × 78 means adding 15, 78 times:
15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 + 15 = 1170
Word Problem Style
If you have 78 boxes and each box contains 15 apples, then the total number of apples is 1170.
Quick Facts
- 15 is called the multiplicand.
- 78 is called the multiplier.
- The result, 1170, is called the product.
Multiplication Table for 15
| 15 × N | Result |
|---|---|
| 15 × 1 | 15 |
| 15 × 2 | 30 |
| 15 × 3 | 45 |
| 15 × 4 | 60 |
| 15 × 5 | 75 |
| 15 × 6 | 90 |
| 15 × 7 | 105 |
| 15 × 8 | 120 |
| 15 × 9 | 135 |
| 15 × 10 | 150 |
| 15 × 11 | 165 |
| 15 × 12 | 180 |