What is 8 times 21?
Wondering what 8 times 21 equals? It's a simple multiplication problem that can be solved with basic math knowledge. Here's the answer:
8 x 21 = 168
To understand the multiplication of 8 by 21 better, you can think of it as adding the number 8, 21 times. When you add 8 together 21 times, you still get the same result, which is 168.
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168
The Meaning of Multiplication
Multiplication is essentially adding a number multiple times. For example, multiplying 8 by 21 means adding the number 8, 21 times:
- 8 + 8 + ... (21 times) = 168
Everyday Usage
The multiplication of 8 by 21 is a common mathematical operation in everyday life. For instance, if you buy 21 items each costing $8, the total cost will be $168.
Other Multiplication Symbols
Multiplication can be represented by different symbols. For example, 8 × 21, 8 * 21, and 8 · 21 all mean the same thing.
Here are different ways to write this mathematical operation:
- 8 * 21 = 168
- 8 · 21 = 168
- 8(21) = 168
Multiplication Table of 8
Below is a multiplication table showing the results of multiplying 8 by numbers from 1 to 20:
| Number | Factor | Result | ||
|---|---|---|---|---|
| 8 | x | 1 | = | 8 |
| 8 | x | 2 | = | 16 |
| 8 | x | 3 | = | 24 |
| 8 | x | 4 | = | 32 |
| 8 | x | 5 | = | 40 |
| 8 | x | 6 | = | 48 |
| 8 | x | 7 | = | 56 |
| 8 | x | 8 | = | 64 |
| 8 | x | 9 | = | 72 |
| 8 | x | 10 | = | 80 |
| 8 | x | 11 | = | 88 |
| 8 | x | 12 | = | 96 |
| 8 | x | 13 | = | 104 |
| 8 | x | 14 | = | 112 |
| 8 | x | 15 | = | 120 |
| 8 | x | 16 | = | 128 |
| 8 | x | 17 | = | 136 |
| 8 | x | 18 | = | 144 |
| 8 | x | 19 | = | 152 |
| 8 | x | 20 | = | 160 |
Multiplication Calculator
Our website can help you find the result of not just 8 times 21, but any multiplication problem. Simply enter the numbers you want to multiply in the boxes below to find the answer easily.