199 LearnersLast updated on May 26th, 2025
Divisibility Rule of 722
The divisibility rule is a way to find out whether a number is divisible by another number without using the division method. In real life, we can use the divisibility rule for quick math, dividing things evenly, and sorting things. In this topic, we will learn about the divisibility rule of 722.
What is the Divisibility Rule of 722?
The divisibility rule for 722 is a method by which we can find out if a number is divisible by 722 or not without using the division method. Check whether 1444 is divisible by 722 with the divisibility rule.
Step 1: Divide the number into two parts, such that the right part has three digits (or fewer if the number has less than four digits). Here in 1444, the right part is 444, and the left part is 1.
Step 2: Check if both parts are divisible by 722. Since 444 is less than 722, it's not divisible by 722. Therefore, 1444 is not divisible by 722.
Tips and Tricks for Divisibility Rule of 722
Learning the divisibility rule will help kids to master the division. Let’s learn a few tips and tricks for the divisibility rule of 722.
- Know the multiples of 722: Memorize the multiples of 722 (722, 1444, 2166, etc.) to quickly check the divisibility. If a number matches one of these, it is divisible by 722.
- Use estimation: If a number is slightly more than a multiple of 722, it might not be divisible. Quick estimation can help identify such numbers.
- Break down large numbers: For larger numbers, divide them into smaller parts, check each part’s divisibility by 722, and then combine the results.
- Verify with division: Students can use the division method as a way to verify and cross-check their results. This will help them to verify and also learn.
Common Mistakes and How to Avoid Them in Divisibility Rule of 722
The divisibility rule of 722 helps us quickly check if a given number is divisible by 722, but common mistakes like calculation errors lead to incorrect conclusions. Here we will understand some common mistakes and how to avoid them.
Mistake 1
Not checking both parts of the number.
Always ensure both parts of the number are checked for divisibility by 722.
Mistake 2
Misunderstanding the separation of digits.
Clearly separate the number into two parts, with the right part having up to three digits.
Mistake 3
Forgetting to verify with actual division.
Use division to double-check your results, especially for large numbers.
Mistake 4
Overlooking estimation.
Use estimation to quickly assess if a number might be divisible by 722, especially if close to a known multiple.
Mistake 5
Confusing the steps.
Students often confuse the steps or forget them; practice regularly to avoid this error.
Divisibility Rule of 722 Examples
Problem 1
Is 1444 divisible by 722?
Yes, 1444 is divisible by 722.
Explanation
To determine if 1444 is divisible by 722, we divide 1444 by 722.
1) Perform the division: 1444 ÷ 722 = 2.
2) Since the result is an integer, 1444 is divisible by 722.
Problem 2
Check the divisibility rule of 722 for 2166.
Yes, 2166 is divisible by 722.
Explanation
For checking the divisibility of 2166 by 722, divide 2166 by 722.
1) Perform the division: 2166 ÷ 722 = 3.
2) Since the result is an integer, 2166 is divisible by 722.
Problem 3
Is 3610 divisible by 722?
No, 3610 is not divisible by 722.
Explanation
To check if 3610 is divisible by 722, perform the division.
1) Perform the division: 3610 ÷ 722 ≈ 5.001.
2) Since the result is not an integer, 3610 is not divisible by 722.
Problem 4
Can -1444 be divisible by 722 following the divisibility rule?
Yes, -1444 is divisible by 722.
Explanation
To check if -1444 is divisible by 722, ignore the negative sign and perform the division.
1) Perform the division: 1444 ÷ 722 = 2.
2) Since the result is an integer, -1444 is divisible by 722.
Problem 5
Check the divisibility rule of 722 for 5054.
Yes, 5054 is divisible by 722.
Explanation
To check the divisibility of 5054 by 722, divide 5054 by 722.
1) Perform the division: 5054 ÷ 722 = 7.
2) Since the result is an integer, 5054 is divisible by 722.
FAQs on Divisibility Rule of 722
1.What is the divisibility rule for 722?
2.How many numbers between 1 and 5000 are divisible by 722?
3. Is 1444 divisible by 722?
4.What if one part of the number is divisible and the other is not?
5.Does the divisibility rule of 722 apply to all integers?
6.How can children in Singapore use numbers in everyday life to understand Divisibility Rule of 722?
7.What are some fun ways kids in Singapore can practice Divisibility Rule of 722 with numbers?
8.What role do numbers and Divisibility Rule of 722 play in helping children in Singapore develop problem-solving skills?
9.How can families in Singapore create number-rich environments to improve Divisibility Rule of 722 skills?
Important Glossaries for Divisibility Rule of 722
- Divisibility rule: The set of rules used to find out whether a number is divisible by another number or not.
- Multiples: The results obtained after multiplying a number by an integer.
- Estimation: A method of making an educated guess about the value or size of a number.
- Integer: A whole number that can be positive, negative, or zero.
- Verification: The process of confirming that a calculation or result is correct, often by using a different method such as division.
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About BrightChamps in Singapore
Hiralee Lalitkumar Makwana
About the Author
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.
Fun Fact
: She loves to read number jokes and games.
