42 multiplied by 20 is 840
42 × 20 = 840
Explanation: Multiplication is repeated addition. So, 42 × 20 means adding 42, 20 times:
42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 + 42 = 840
Word Problem Style
If you have 20 boxes and each box contains 42 apples, then the total number of apples is 840.
Quick Facts
- 42 is called the multiplicand.
- 20 is called the multiplier.
- The result, 840, is called the product.
Multiplication Table for 42
| 42 × N | Result |
|---|---|
| 42 × 1 | 42 |
| 42 × 2 | 84 |
| 42 × 3 | 126 |
| 42 × 4 | 168 |
| 42 × 5 | 210 |
| 42 × 6 | 252 |
| 42 × 7 | 294 |
| 42 × 8 | 336 |
| 42 × 9 | 378 |
| 42 × 10 | 420 |
| 42 × 11 | 462 |
| 42 × 12 | 504 |