# Table of 21

Created by: Team Maths - Examples.com, Last Updated: June 26, 2024

## Table of 21

The table of 21, an advanced component of elementary mathematics, showcases the outcomes of multiplying the number 21 by a series of whole numbers. This table extends the concept of multiplication as a form of extended addition, where multiplying 21 by any given number, such as 2 (21 x 2), is equivalent to adding 21 to itself once (21 + 21), resulting in 42. Applying this principle across a range of numbers generates a wide variety of results, making this multiplication table essential for developing quick and efficient calculation skills, crucial for succeeding in more time-sensitive and challenging academic tasks.

Incorporating the table of 21 into various learning formats is critical for its retention, serving as a key educational asset for students progressing beyond basic arithmetic. Mastery of the 21 times table significantly enhances a student’s ability to perform mental math and understand deeper numerical relationships, establishing a solid groundwork for exploring more intricate mathematical concepts. Recognizing the table of 21 as a series of additions — for instance, understanding that adding 21 to itself three times (21 + 21 + 21) equals 63, mirroring 21 x 3 = 63 — is fundamental in mastering multiplication.

## What is the Multiplication Table of 21?

The Multiplication Table of 21 is a systematic arrangement that displays the results of multiplying the number 21 by different integers. It serves as a crucial mathematical tool for students, facilitating the quick and efficient solution of multiplication problems. This table is particularly useful in enhancing your ability to perform fast calculations, understanding numerical patterns, and preparing for more complex math tasks. It simplifies the process of repeatedly adding the number 21, making it an invaluable resource for learners advancing through their mathematical education journey.

21 times 1 is simply 21. (21 x 1 = 21)
21 times 2 means 21 added twice, equating to 42. (21 x 2 = 42)
21 times 3 involves adding 21 three times, resulting in 63. (21 x 3 = 63)
21 times 4 is like forming 4 groups of 21, which totals 84. (21 x 4 = 84)

## Multiplication Table of 21

Multiplication from (1-10) Multiplication from (11-20)
21 x 1 = 21 21 x 11 = 231
21 x 2 = 42 21 x 12 = 252
21 x 3 = 63 21 x 13 = 273
21 x 4 = 84 21 x 14 = 294
21 x 5 = 105 21 x 15 = 315
21 x 6 = 126 21 x 16 = 336
21 x 7 = 147 21 x 17 = 357
21 x 8 = 168 21 x 18 = 378
21 x 9 = 189 21 x 19 = 399
21 x 10 = 210 21 x 20 = 420

This structured approach to learning the multiplication table of 21 enables students to grasp the concept of multiplication as sequential addition, thereby simplifying the process of memorizing each outcome. Through regular practice and application of these multiplication facts, students gain the confidence and skills necessary for tackling a wide range of mathematical problems, solidifying their arithmetic foundation and fostering a lifelong appreciation for math.

## 21 Times Table

Mastering the 21 Times Table opens up a new dimension in mathematics, enhancing students’ ability to tackle more complex calculations with ease. This table extends beyond basic multiplication, offering a deeper understanding of numerical patterns and arithmetic skills. Regular practice of the 21 Times Table not only strengthens mental math abilities but also lays the groundwork for advanced concepts in algebra and geometry.

Multiplication Result
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
21 x 21 441

Through engaging methods such as visual aids, interactive games, and practical applications, students can effortlessly grasp and remember the 21 Times Table. This knowledge not only aids in academic success but also in real-life situations where quick calculation skills are invaluable.

## Tips for the 21 Times Table

1. Learn the Pattern: The 21 times table has a pattern that can be recognized with practice. Each time you multiply by 21, the last digit alternates in a predictable way, and the tens digit increases gradually. Observing these patterns can make recalling the table easier.
2. Break It Down: Consider breaking down the multiplication into smaller, more manageable parts. For instance, you can multiply the number by 20 (which might be easier) and then add the original number once more. For example, 21 x 4 = (20 x 4) + 4.
3. Use Addition: For early learners, understanding that multiplication is repeated addition can be helpful. To multiply by 21, start by adding 21 repeatedly. This method can be particularly useful for the lower numbers in the table.
4. Create Flashcards: Flashcards are an effective tool for memorization. Write down each multiplication fact on a card and practice regularly. This not only helps in memorizing the facts but also allows for practice in a random order, which can strengthen recall.
5. Apply Real-life Scenarios: Applying the 21 times table to real-life situations can make learning more relatable and meaningful. Whether calculating expenses, distances, or quantities, using the table in practical scenarios can enhance understanding and retention.

## Table of 21 from 11 to 20

Multiplication Result
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
21 x 21 441

This focused practice on the table of 21 from 11 to 21 prepares students not just for their current academic requirements but sets a strong foundation for future mathematical endeavors. By mastering these multiplication facts, students gain a valuable skill set that supports logical reasoning and problem-solving capabilities in more complex areas of mathematics and real-life situations

## Simplest Way To Memorize Table of 21

1 21 21
2 21 + 21 42
3 21 + 21 + 21 63
4 21 + 21 + 21 + 21 84
5 21 + 21 + 21 + 21 + 21 105
6 21 + 21 + 21 + 21 + 21 + 21 126
7 21 + 21 + 21 + 21 + 21 + 21 + 21 147
8 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 168
9 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 189
10 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 210
11 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 231
12 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 252
13 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 273
14 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 294
15 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 315
16 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 336
17 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 357
18 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 378
19 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 399
20 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 420
21 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 441

This “Number and Addition” method shows how each multiplication result is achieved by adding 21 repeatedly. This technique helps in visualizing multiplication as repeated addition, facilitating easier memorization and understanding of the multiplication table of 21.

## Representation of Multiplication Table as Addition for Table of 21

• Example 1: 21 times 2 can be understood as 21 + 21 = 42.
• Example 2: 21 times 3 is essentially adding 21 three times: 21 + 21 + 21 = 63.
1 21 21 21
2 21 + 21 21 + 21 42
3 21 + 21 + 21 42 + 21 63
4 21 + 21 + 21 + 21 63 + 21 84
5 21 + 21 + 21 + 21 + 21 84 + 21 105
6 21 + 21 + 21 + 21 + 21 + 21 105 + 21 126
7 21 + 21 + 21 + 21 + 21 + 21 + 21 126 + 21 147
8 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 147 + 21 168
9 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 168 + 21 189
10 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 + 21 189 + 21 210

This approach not only aids in understanding the concept of multiplication as repeated addition but also facilitates easier recall and application of the table of 21, making it more accessible for students to learn and apply in various mathematical situations.

## How to Read 21 Times Tables

Learning the 21 times table is essential for building a solid foundation in mathematics. It enhances calculation speed and aids in understanding more complex mathematical concepts. To read and memorize the 21 times table, it’s helpful to see it as a sequence of additions, which simplifies the process and makes it more intuitive.

One time 21 is 21.

Two times 21 is 42.

Three times 21 is 63.

Four times 21 is 84.

Five times 21 is 105.

Six times 21 is 126.

Seven times 21 is 147.

Eight times 21 is 168.

Nine times 21 is 189.

Ten times 21 is 210.

1. Start with Zero: Always remember, any number multiplied by zero is zero. So, 21 x 0 = 0.
2. Increment by Twenty-One: As you move through the table, you’re essentially adding 21 each time. For example, 21 x 1 = 21, then 21 x 2 = 42, and so on.
3. Look for Patterns: Observe how with every step, the result increases by 21, which aids in anticipating subsequent numbers in the table. This pattern recognition can be crucial for quick recall.
4. Memorization: Commit the table to memory to streamline future mathematical tasks, enhancing both speed and accuracy in calculations.
5. Apply What You Learn: Incorporate the 21 times table into daily scenarios, such as calculating expenses or measuring distances, to reinforce understanding and practical application

## Multiplication Table of 21 till 100

 21 x 1 = 21 21 x 21 = 441 21 x 41 = 861 21 x 61 = 1281 21 x 81 = 1701 21 x 2 = 42 21 x 22 = 462 21 x 42 = 882 21 x 62 = 1302 21 x 82 = 1722 21 x 3 = 63 21 x 23 = 483 21 x 43 = 903 21 x 63 = 1323 21 x 83 = 1743 21 x 4 = 84 21 x 24 = 504 21 x 44 = 924 21 x 64 = 1344 21 x 84 = 1764 21 x 5 = 105 21 x 25 = 525 21 x 45 = 945 21 x 65 = 1365 21 x 85 = 1785 21 x 6 = 126 21 x 26 = 546 21 x 46 = 966 21 x 66 = 1386 21 x 86 = 1806 21 x 7 = 147 21 x 27 = 567 21 x 47 = 987 21 x 67 = 1407 21 x 87 = 1827 21 x 8 = 168 21 x 28 = 588 21 x 48 = 1008 21 x 68 = 1428 21 x 88 = 1848 21 x 9 = 189 21 x 29 = 609 21 x 49 = 1029 21 x 69 = 1449 21 x 89 = 1869 21 x 10 = 210 21 x 30 = 630 21 x 50 = 1050 21 x 70 = 1470 21 x 90 = 1890 21 x 11 = 231 21 x 31 = 651 21 x 51 = 1071 21 x 71 = 1491 21 x 91 = 1911 21 x 12 = 252 21 x 32 = 672 21 x 52 = 1092 21 x 72 = 1512 21 x 92 = 1932 21 x 13 = 273 21 x 33 = 693 21 x 53 = 1113 21 x 73 = 1533 21 x 93 = 1953 21 x 14 = 294 21 x 34 = 714 21 x 54 = 1134 21 x 74 = 1554 21 x 94 = 1974 21 x 15 = 315 21 x 35 = 735 21 x 55 = 1155 21 x 75 = 1575 21 x 95 = 1995 21 x 16 = 336 21 x 36 = 756 21 x 56 = 1176 21 x 76 = 1596 21 x 96 = 2016 21 x 17 = 357 21 x 37 = 777 21 x 57 = 1197 21 x 77 = 1617 21 x 97 = 2037 21 x 18 = 378 21 x 38 = 798 21 x 58 = 1218 21 x 78 = 1638 21 x 98 = 2058 21 x 19 = 399 21 x 39 = 819 21 x 59 = 1239 21 x 79 = 1659 21 x 99 = 2079 21 x 20 = 420 21 x 40 = 840 21 x 60 = 1260 21 x 80 = 1680 21 x 100 = 2100

## 21 Times Table From 101 to 200

 21 x 101 = 2121 21 x 121 = 2541 21 x 141 = 2961 21 x 161 = 3381 21 x 181 = 3801 21 x 102 = 2142 21 x 122 = 2562 21 x 142 = 2982 21 x 162 = 3402 21 x 182 = 3822 21 x 103 = 2163 21 x 123 = 2583 21 x 143 = 3003 21 x 163 = 3423 21 x 183 = 3843 21 x 104 = 2184 21 x 124 = 2604 21 x 144 = 3024 21 x 164 = 3444 21 x 184 = 3864 21 x 105 = 2205 21 x 125 = 2625 21 x 145 = 3045 21 x 165 = 3465 21 x 185 = 3885 21 x 106 = 2226 21 x 126 = 2646 21 x 146 = 3066 21 x 166 = 3486 21 x 186 = 3906 21 x 107 = 2247 21 x 127 = 2667 21 x 147 = 3087 21 x 167 = 3507 21 x 187 = 3927 21 x 108 = 2268 21 x 128 = 2688 21 x 148 = 3108 21 x 168 = 3528 21 x 188 = 3948 21 x 109 = 2289 21 x 129 = 2709 21 x 149 = 3129 21 x 169 = 3549 21 x 189 = 3969 21 x 110 = 2310 21 x 130 = 2730 21 x 150 = 3150 21 x 170 = 3570 21 x 190 = 3990 21 x 111 = 2331 21 x 131 = 2751 21 x 151 = 3171 21 x 171 = 3591 21 x 191 = 4011 21 x 112 = 2352 21 x 132 = 2772 21 x 152 = 3192 21 x 172 = 3612 21 x 192 = 4032 21 x 113 = 2373 21 x 133 = 2793 21 x 153 = 3213 21 x 173 = 3633 21 x 193 = 4053 21 x 114 = 2394 21 x 134 = 2814 21 x 154 = 3234 21 x 174 = 3654 21 x 194 = 4074 21 x 115 = 2415 21 x 135 = 2835 21 x 155 = 3255 21 x 175 = 3675 21 x 195 = 4095 21 x 116 = 2436 21 x 136 = 2856 21 x 156 = 3276 21 x 176 = 3696 21 x 196 = 4116 21 x 117 = 2457 21 x 137 = 2877 21 x 157 = 3297 21 x 177 = 3717 21 x 197 = 4137 21 x 118 = 2478 21 x 138= 2898 21 x 158 = 3318 21 x 178 = 3738 21 x 198 = 4158 21 x 119 = 2499 21 x 139= 2919 21 x 159 = 3339 21 x 179 = 3759 21 x 199 = 4179 21 x 120= 2520 21 x 140 = 2940 21 x 160 = 3360 21 x 180 = 3780 21 x 200 = 4200

## 21 Times Table From 201 to 300

 21 x 201 = 4221 21 x 221 = 4641 21 x 241 = 5061 21 x 261 = 5481 21 x 281 = 5901 21 x 202 = 4242 21 x 222 = 4662 21 x 242 = 5082 21 x 262 = 5502 21 x 282 = 5922 21 x 203 = 4263 21 x 223 = 4683 21 x 243 = 5103 21 x 263 = 5523 21 x 283 = 5943 21 x 204 = 4284 21 x 224 = 4704 21 x 244 = 5124 21 x 264 = 5544 21 x 284 = 5964 21 x 205 = 4305 21 x 225 = 4725 21 x 245 = 5145 21 x 265 = 5565 21 x 285 = 5985 21 x 206 = 4326 21 x 226 = 4746 21 x 246 = 5166 21 x 266 = 5586 21 x 286 = 6006 21 x 207 = 4347 21 x 227 = 4767 21 x 247 = 5187 21 x 267 = 5607 21 x 287 = 6027 21 x 208 = 4368 21 x 228 = 4788 21 x 248 = 5208 21 x 268 = 5628 21 x 288 = 6048 21 x 209 = 4389 21 x 229 = 4809 21 x 249 = 5229 21 x 269 = 5649 21 x 289 = 6069 21 x 210 = 4410 21 x 230 = 4830 21 x 250 = 5250 21 x 270 = 5670 21 x 290 = 6090 21 x 211 = 4431 21 x 231 = 4851 21 x 251 = 5271 21 x 271 = 5691 21 x 291 = 6111 21 x 212 = 4452 21 x 232 = 4872 21 x 252 = 5292 21 x 272 = 5712 21 x 292 = 6132 21 x 213 = 4473 21 x 233 = 4893 21 x 253 = 5313 21 x 273 = 5733 21 x 293 = 6153 21 x 214 = 4494 21 x 234 = 4914 21 x 254 = 5334 21 x 274 = 5754 21 x 294 = 6174 21 x 215 = 4515 21 x 235 = 4935 21 x 255 = 5355 21 x 275 = 5775 21 x 295 = 6195 21 x 216 = 4536 21 x 236 = 4956 21 x 256 = 5376 21 x 276 = 5796 21 x 296 = 6216 21 x 217 = 4557 21 x 237 = 4977 21 x 257 = 5397 21 x 277 = 5817 21 x 297 = 6237 21 x 218 = 4558 21 x 238 = 4998 21 x 258= 5418 21 x 279= 5839 21 x 298= 6258 21 x 219 = 4599 21 x 239= 5019 21 x 259= 5439 21 x  278= 5838 21 x 299= 6279 21 x 220 = 4620 21 x 240 = 5040 21 x 260= 5460 21 x 280= 5880 21 x 300= 6300

## Solved Examples:

Example 1:

• Question: What is 21 times 4?
• Solution: Multiply 21 by 4.
• Calculation: 21 x 4 = 84
• Answer: 21 times 4 is 84.

Example 2:

• Question: How much is 21 times 6?
• Solution: Multiply 21 by 6.
• Calculation: 21 x 6 = 126
• Answer: 21 times 6 is 126.

Example 3:

• Question: Find the product of 21 and 9.
• Solution: To find the product, multiply 21 by 9.
• Calculation: 21 x 9 = 189
• Answer: The product of 21 and 9 is 189.

Example 4:

• Question: Calculate 21 times 11.
• Solution: For the calculation, multiply 21 by 11.
• Calculation: 21 x 11 = 231
• Answer: 21 times 11 equals 231.

## What age is appropriate for learning the table of 21?

Students typically begin learning advanced tables like 21 after mastering the basics, usually in upper elementary or middle school.

## Can the table of 21 help in solving complex mathematical problems?

Yes, mastering the table of 21 can simplify complex calculations in algebra, geometry, and beyond by providing a quick reference for multiplication

Mastering the table of 21 unlocks a new dimension in mathematical proficiency, offering students an edge in quick calculations and complex problem-solving. Through strategic learning methods, pattern recognition, and practical application, the journey to mastering this table becomes an enriching experience that paves the way for advanced mathematical exploration and success in academic pursuits.

Text prompt