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1 - <p>284 Learners</p>
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2 <p>Last updated on<strong>August 5, 2025</strong></p>
2 <p>Last updated on<strong>August 5, 2025</strong></p>
3 <p>The divisibility rule is a way to determine whether a number is divisible by another number without using the division method. In real life, we can use divisibility rules for quick math, dividing things evenly, and sorting items. In this topic, we will learn about the divisibility rule of 213.</p>
3 <p>The divisibility rule is a way to determine whether a number is divisible by another number without using the division method. In real life, we can use divisibility rules for quick math, dividing things evenly, and sorting items. In this topic, we will learn about the divisibility rule of 213.</p>
4 <h2>What is the Divisibility Rule of 213?</h2>
4 <h2>What is the Divisibility Rule of 213?</h2>
5 <p>The<a>divisibility rule</a>for 213 is a method by which we can determine if a<a>number</a>is divisible by 213 without using the<a>division</a>method. Check whether 639 is divisible by 213 using the divisibility rule.</p>
5 <p>The<a>divisibility rule</a>for 213 is a method by which we can determine if a<a>number</a>is divisible by 213 without using the<a>division</a>method. Check whether 639 is divisible by 213 using the divisibility rule.</p>
6 <p><strong>Step 1:</strong>Triple the last digit of the number, here in 639, 9 is the last digit, so triple it. 9 × 3 = 27.</p>
6 <p><strong>Step 1:</strong>Triple the last digit of the number, here in 639, 9 is the last digit, so triple it. 9 × 3 = 27.</p>
7 <p><strong>Step 2:</strong>Add the result from Step 1 to the remaining digits of the number (excluding the last digit). i.e., 63 + 27 = 90.</p>
7 <p><strong>Step 2:</strong>Add the result from Step 1 to the remaining digits of the number (excluding the last digit). i.e., 63 + 27 = 90.</p>
8 <p><strong>Step 3:</strong>As it is shown that 90 is not a<a>multiple</a>of 213, the number is not divisible by 213. If the result from Step 2 is a multiple of 213, then the number is divisible by 213.</p>
8 <p><strong>Step 3:</strong>As it is shown that 90 is not a<a>multiple</a>of 213, the number is not divisible by 213. If the result from Step 2 is a multiple of 213, then the number is divisible by 213.</p>
9 <h2>Tips and Tricks for Divisibility Rule of 213</h2>
9 <h2>Tips and Tricks for Divisibility Rule of 213</h2>
10 <p>Learning the divisibility rule will help kids master division. Let’s explore some tips and tricks for the divisibility rule of 213.</p>
10 <p>Learning the divisibility rule will help kids master division. Let’s explore some tips and tricks for the divisibility rule of 213.</p>
11 <h3>Know the multiples of 213:</h3>
11 <h3>Know the multiples of 213:</h3>
12 <p>Memorize the multiples of 213 (213, 426, 639, 852, etc.) to quickly check divisibility. If the result from the<a>addition</a>is a multiple of 213, then the number is divisible by 213.</p>
12 <p>Memorize the multiples of 213 (213, 426, 639, 852, etc.) to quickly check divisibility. If the result from the<a>addition</a>is a multiple of 213, then the number is divisible by 213.</p>
13 <h3>Use the<a>negative numbers</a>:</h3>
13 <h3>Use the<a>negative numbers</a>:</h3>
14 <p>If the result we get after the addition is negative, we will ignore the<a>symbol</a>and consider it as positive for checking the divisibility of a number.</p>
14 <p>If the result we get after the addition is negative, we will ignore the<a>symbol</a>and consider it as positive for checking the divisibility of a number.</p>
15 <h3>Repeat the process for large numbers:</h3>
15 <h3>Repeat the process for large numbers:</h3>
16 <p>Students should keep repeating the divisibility process until they reach a small number that is divisible by 213. For example, check if 852 is divisible by 213 using the divisibility test. Triple the last digit by 3, i.e., 2 × 3 = 6. Add this to the remaining digits excluding the last digit, 85 + 6 = 91. Since 91 is not a multiple of 213, 852 is not divisible by 213.</p>
16 <p>Students should keep repeating the divisibility process until they reach a small number that is divisible by 213. For example, check if 852 is divisible by 213 using the divisibility test. Triple the last digit by 3, i.e., 2 × 3 = 6. Add this to the remaining digits excluding the last digit, 85 + 6 = 91. Since 91 is not a multiple of 213, 852 is not divisible by 213.</p>
17 <h3>Use the division method to verify:</h3>
17 <h3>Use the division method to verify:</h3>
18 <p>Students can use the division method as a way to verify and cross-check their results. This will help them verify and also learn. </p>
18 <p>Students can use the division method as a way to verify and cross-check their results. This will help them verify and also learn. </p>
19 <h2>Common Mistakes and How to Avoid Them in Divisibility Rule of 213</h2>
19 <h2>Common Mistakes and How to Avoid Them in Divisibility Rule of 213</h2>
20 <p>The divisibility rule of 213 helps us quickly check if a given number is divisible by 213, but common mistakes like calculation errors can lead to incorrect conclusions. Here, we will understand some common mistakes and how to avoid them.</p>
20 <p>The divisibility rule of 213 helps us quickly check if a given number is divisible by 213, but common mistakes like calculation errors can lead to incorrect conclusions. Here, we will understand some common mistakes and how to avoid them.</p>
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23 <h3>Problem 1</h3>
23 <h3>Problem 1</h3>
24 <p>Is 2130 divisible by 213?</p>
24 <p>Is 2130 divisible by 213?</p>
25 <p>Okay, lets begin</p>
25 <p>Okay, lets begin</p>
26 <p> Yes, 2130 is divisible by 213. </p>
26 <p> Yes, 2130 is divisible by 213. </p>
27 <h3>Explanation</h3>
27 <h3>Explanation</h3>
28 <p>To check if 2130 is divisible by 213, we can perform a simple division.</p>
28 <p>To check if 2130 is divisible by 213, we can perform a simple division.</p>
29 <p>1) Divide 2130 by 213, which gives 2130 ÷ 213 = 10.</p>
29 <p>1) Divide 2130 by 213, which gives 2130 ÷ 213 = 10.</p>
30 <p>2) Since the result is an integer, 2130 is divisible by 213. </p>
30 <p>2) Since the result is an integer, 2130 is divisible by 213. </p>
31 <p>Well explained 👍</p>
31 <p>Well explained 👍</p>
32 <h3>Problem 2</h3>
32 <h3>Problem 2</h3>
33 <p>Check the divisibility rule of 213 for 426</p>
33 <p>Check the divisibility rule of 213 for 426</p>
34 <p>Okay, lets begin</p>
34 <p>Okay, lets begin</p>
35 <p> Yes, 426 is divisible by 213. </p>
35 <p> Yes, 426 is divisible by 213. </p>
36 <h3>Explanation</h3>
36 <h3>Explanation</h3>
37 <p> To check if 426 is divisible by 213:</p>
37 <p> To check if 426 is divisible by 213:</p>
38 <p>1) Divide 426 by 213, which gives 426 ÷ 213 = 2.</p>
38 <p>1) Divide 426 by 213, which gives 426 ÷ 213 = 2.</p>
39 <p>2) Since the result is an integer, 426 is divisible by 213. </p>
39 <p>2) Since the result is an integer, 426 is divisible by 213. </p>
40 <p>Well explained 👍</p>
40 <p>Well explained 👍</p>
41 <h3>Problem 3</h3>
41 <h3>Problem 3</h3>
42 <p>Is 639 divisible by 213?</p>
42 <p>Is 639 divisible by 213?</p>
43 <p>Okay, lets begin</p>
43 <p>Okay, lets begin</p>
44 <p> Yes, 639 is divisible by 213. </p>
44 <p> Yes, 639 is divisible by 213. </p>
45 <h3>Explanation</h3>
45 <h3>Explanation</h3>
46 <p> To verify divisibility of 639 by 213:</p>
46 <p> To verify divisibility of 639 by 213:</p>
47 <p>1) Divide 639 by 213, which gives 639 ÷ 213 = 3.</p>
47 <p>1) Divide 639 by 213, which gives 639 ÷ 213 = 3.</p>
48 <p>2) Since the result is an integer, 639 is divisible by 213. </p>
48 <p>2) Since the result is an integer, 639 is divisible by 213. </p>
49 <p>Well explained 👍</p>
49 <p>Well explained 👍</p>
50 <h3>Problem 4</h3>
50 <h3>Problem 4</h3>
51 <p>Can 321 be divisible by 213 following the divisibility rule?</p>
51 <p>Can 321 be divisible by 213 following the divisibility rule?</p>
52 <p>Okay, lets begin</p>
52 <p>Okay, lets begin</p>
53 <p>No, 321 is not divisible by 213. </p>
53 <p>No, 321 is not divisible by 213. </p>
54 <h3>Explanation</h3>
54 <h3>Explanation</h3>
55 <p>To determine if 321 is divisible by 213:</p>
55 <p>To determine if 321 is divisible by 213:</p>
56 <p>1) Divide 321 by 213, which gives 321 ÷ 213 ≈ 1.507.</p>
56 <p>1) Divide 321 by 213, which gives 321 ÷ 213 ≈ 1.507.</p>
57 <p>2) Since the result is not an integer, 321 is not divisible by 213. </p>
57 <p>2) Since the result is not an integer, 321 is not divisible by 213. </p>
58 <p>Well explained 👍</p>
58 <p>Well explained 👍</p>
59 <h3>Problem 5</h3>
59 <h3>Problem 5</h3>
60 <p>Check the divisibility rule of 213 for 852.</p>
60 <p>Check the divisibility rule of 213 for 852.</p>
61 <p>Okay, lets begin</p>
61 <p>Okay, lets begin</p>
62 <p>Yes, 852 is divisible by 213. </p>
62 <p>Yes, 852 is divisible by 213. </p>
63 <h3>Explanation</h3>
63 <h3>Explanation</h3>
64 <p> To check if 852 is divisible by 213:</p>
64 <p> To check if 852 is divisible by 213:</p>
65 <p>1) Divide 852 by 213, which gives 852 ÷ 213 = 4.</p>
65 <p>1) Divide 852 by 213, which gives 852 ÷ 213 = 4.</p>
66 <p>2) Since the result is an integer, 852 is divisible by 213. </p>
66 <p>2) Since the result is an integer, 852 is divisible by 213. </p>
67 <p>Well explained 👍</p>
67 <p>Well explained 👍</p>
68 <h2>FAQs on Divisibility Rule of 213</h2>
68 <h2>FAQs on Divisibility Rule of 213</h2>
69 <h3>1.What is the divisibility rule for 213?</h3>
69 <h3>1.What is the divisibility rule for 213?</h3>
70 <p>The divisibility rule for 213 involves tripling the last digit, adding the result to the remaining digits (excluding the last digit), and checking if the result is a multiple of 213. </p>
70 <p>The divisibility rule for 213 involves tripling the last digit, adding the result to the remaining digits (excluding the last digit), and checking if the result is a multiple of 213. </p>
71 <h3>2.How many numbers are there between 1 and 1000 that are divisible by 213?</h3>
71 <h3>2.How many numbers are there between 1 and 1000 that are divisible by 213?</h3>
72 <p>There are 4 numbers that can be divided by 213 between 1 and 1000. The numbers are 213, 426, 639, and 852. </p>
72 <p>There are 4 numbers that can be divided by 213 between 1 and 1000. The numbers are 213, 426, 639, and 852. </p>
73 <h3>3. Is 426 divisible by 213?</h3>
73 <h3>3. Is 426 divisible by 213?</h3>
74 <p>Yes, because 426 is a multiple of 213 (213 × 2 = 426).</p>
74 <p>Yes, because 426 is a multiple of 213 (213 × 2 = 426).</p>
75 <h3>4.What if I get 0 after adding?</h3>
75 <h3>4.What if I get 0 after adding?</h3>
76 <p>If you get 0 after adding, it is considered that the number is divisible by 213. </p>
76 <p>If you get 0 after adding, it is considered that the number is divisible by 213. </p>
77 <h3>5. Does the divisibility rule of 213 apply to all integers?</h3>
77 <h3>5. Does the divisibility rule of 213 apply to all integers?</h3>
78 <p>Yes, the divisibility rule of 213 applies to all<a>integers</a>.</p>
78 <p>Yes, the divisibility rule of 213 applies to all<a>integers</a>.</p>
79 <h2>Important Glossaries for Divisibility Rule of 213</h2>
79 <h2>Important Glossaries for Divisibility Rule of 213</h2>
80 <ul><li><strong>Divisibility rule</strong>: A set of rules used to find out whether a number is divisible by another number or not. For example, a number is divisible by 2 if the number ends in an even number.</li>
80 <ul><li><strong>Divisibility rule</strong>: A set of rules used to find out whether a number is divisible by another number or not. For example, a number is divisible by 2 if the number ends in an even number.</li>
81 </ul><ul><li><strong>Multiples:</strong>Multiples are the results we get after multiplying a number by an integer. For example, multiples of 213 are 213, 426, 639, 852, etc.</li>
81 </ul><ul><li><strong>Multiples:</strong>Multiples are the results we get after multiplying a number by an integer. For example, multiples of 213 are 213, 426, 639, 852, etc.</li>
82 </ul><ul><li><strong>Integers:</strong>Integers are numbers that include all whole numbers, negative numbers, and zero.</li>
82 </ul><ul><li><strong>Integers:</strong>Integers are numbers that include all whole numbers, negative numbers, and zero.</li>
83 </ul><ul><li><strong>Addition:</strong>Addition is the process of finding the total or sum by combining two numbers or more.</li>
83 </ul><ul><li><strong>Addition:</strong>Addition is the process of finding the total or sum by combining two numbers or more.</li>
84 </ul><ul><li><strong>Verification:</strong>Verification is the process of confirming the correctness of a result by cross-checking through a different method, such as the division method. </li>
84 </ul><ul><li><strong>Verification:</strong>Verification is the process of confirming the correctness of a result by cross-checking through a different method, such as the division method. </li>
85 </ul><p>What Are Numbers? 🔢 | Fun Explanation with 🎯 Real-Life Examples for Kids | ✨BrightCHAMPS Math</p>
85 </ul><p>What Are Numbers? 🔢 | Fun Explanation with 🎯 Real-Life Examples for Kids | ✨BrightCHAMPS Math</p>
86 <p>▶</p>
86 <p>▶</p>
87 <h2>Hiralee Lalitkumar Makwana</h2>
87 <h2>Hiralee Lalitkumar Makwana</h2>
88 <h3>About the Author</h3>
88 <h3>About the Author</h3>
89 <p>Hiralee Lalitkumar Makwana has almost two years of teaching experience. She is a number ninja as she loves numbers. Her interest in numbers can be seen in the way she cracks math puzzles and hidden patterns.</p>
89 <p>Hiralee Lalitkumar Makwana has almost two years of teaching experience. She is a number ninja as she loves numbers. Her interest in numbers can be seen in the way she cracks math puzzles and hidden patterns.</p>
90 <h3>Fun Fact</h3>
90 <h3>Fun Fact</h3>
91 <p>: She loves to read number jokes and games.</p>
91 <p>: She loves to read number jokes and games.</p>