Memorizing the Math Tables helps increase your confidence in calculating long multiplication and division sums at ease. 21 times table benefits in understanding the patterns of multiples, comprehending it as revolved addition of twenty-one, and getting it as equal groups of 21.
From this guide, students can enhance their problem-solving skills by using the Twenty-One Times Table. Here, we have collected the required details about the 21 multiplication table like multiplication chart, How to Read and Write 21 Times Table, list of 21 times multiplication, tips to remember the table of 21, and solved examples.
21 Times Table Multiplication Chart
Learning Table of 21 from the given multiplication chart can help you retain quickly and perform your math calculations with much speed and accuracy. Make use of this Multiplication Chart of 21 and get proper & in-depth knowledge on solving the long multiplication & division operations. Download the image formatted 21 Times Multiplication Table and stick it to the walls for ready reference and try to memorize it daily to solve the calculations quickly.
How to Write Multiplication Table of 21 | Twenty-One Times Table up to 20
21 Times Table is the multiplication table of 21 where we obtain the products of multiplying 21 with various whole numbers. Let’s check the below Multiplication table of 21 from 1 to 20 whole numbers and memorize them thoroughly for solving all mathematical operations problems. Also, learn how to write the table of 21 up to 20 numbers from the below table and get deeper knowledge on the 21 times multiplication.
| 21 | x | 1 | = | 21 |
| 21 | x | 2 | = | 42 |
| 21 | x | 3 | = | 63 |
| 21 | x | 4 | = | 84 |
| 21 | x | 5 | = | 105 |
| 21 | x | 6 | = | 126 |
| 21 | x | 7 | = | 147 |
| 21 | x | 8 | = | 168 |
| 21 | x | 9 | = | 189 |
| 21 | x | 10 | = | 210 |
| 21 | x | 11 | = | 231 |
| 21 | x | 12 | = | 252 |
| 21 | x | 13 | = | 273 |
| 21 | x | 14 | = | 294 |
| 21 | x | 15 | = | 315 |
| 21 | x | 16 | = | 336 |
| 21 | x | 17 | = | 357 |
| 21 | x | 18 | = | 378 |
| 21 | x | 19 | = | 399 |
| 21 | x | 20 | = | 420 |
Read 21 Times Multiplication in Words.
One time twenty one is 21
Two times twenty one are 42
Three times twenty one are 63
Four times twenty one are 84
Five times twenty one are 105
Six times twenty one are 126
Seven times twenty one are 147
Eight times twenty one are 168
Nine times twenty one are 189
Ten times twenty one are 210
List of Twenty-one Times Multiplication
1 * 21 = 21
2 * 21 = 42
3 * 21 = 63
4 * 21 = 84
5 * 21 = 105
6 * 21 = 126
7 * 21 = 147
8 * 21 = 168
9 * 21 = 189
10 * 21 = 210
11 * 21 = 231
12 * 21 = 252
13 * 21 = 273
14 * 21 = 294
15 * 21 = 315
16 * 21 = 336
17 * 21 = 357
18 * 21 = 378
19 * 21 = 399
20 * 21 = 420
21 * 21 = 441
Tips to Memorize the Multiplication Table of Twenty-One
By following the below-listed tips & tricks of 21 times table, students can easily learn and memorize the table of twenty-one. The tips are as follows:
- 21 Times Table could be quickly learned with the pattern ie., 21 × 2 = 2 × 21. The last digit is always the whole number we generate with.
- We can also obtain the multiples of Twenty-one with any whole number by multiplying the number by 20 first and then with 1. Finally, we should add up the products. For instance, 21 times 5 = (20 times 5) + (1 times 5) = 100 + 5 = 105 and 21 times 14 = (20 × 14) + (1 × 14) = 280 + 14 = 294.
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Solved Examples Involving 21 Times Table
1. Evaluate using the table of 21, 11 plus 21 times 3 minus 9?
Solution:
From the addressed statement we can write the mathematical expression as
11 + 21 x 3 – 9
= 11 + 63 – 9
= 74 – 9
= 65
Thus, 11 plus 21 times 3 minus 9 is 65.
2. Meera proposes 2 pizzas per guest, and she knows 21 guests are attending her party that evening. 3 guests did not turn up. Using 21 times table calculate how many pizzas should purchase for the party?
Solution:
First, express the given statement mathematically ie., 2 times 21 minus 2 times 3
With the 21 Times Table, 2 pizzas times 21 guests = 2 × 21= 42 and 2 pizzas times 3 guests = 2 × 3 = 6
i.e. 42 – 6 = 36
Hence, Meera should purchase 36 Pizzas for the party.
3. Using 21 Time Table Chart, find 21 times 17 minus 5 plus 10.
Solution:
First, write down the given expression 21 times 17 minus 5 plus 10 mathematically,
From the table of 21 chart, 21 times 17 minus 5 plus 10 = 21 × 17 – 5 + 10
= 357 – 5 +10
= 355 + 10
= 365
Hence, 21 times 17 minus 5 plus 10 is 365.