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Divisibilty Rules Video Lecture | Mathematics (Maths) Class 6

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FAQs on Divisibilty Rules Video Lecture - Mathematics (Maths) Class 6

1. What are some common divisibility rules?
Ans. Some common divisibility rules include: - A number is divisible by 2 if its last digit is even. - A number is divisible by 3 if the sum of its digits is divisible by 3. - A number is divisible by 4 if the number formed by its last two digits is divisible by 4. - A number is divisible by 5 if its last digit is 0 or 5. - A number is divisible by 6 if it is divisible by both 2 and 3.
2. How do you determine if a number is divisible by 9?
Ans. To determine if a number is divisible by 9, add up all the digits of the number. If the sum is divisible by 9, then the original number is also divisible by 9.
3. What is the divisibility rule for 10?
Ans. A number is divisible by 10 if its last digit is 0. In other words, the number ends in 0.
4. How can you tell if a number is divisible by 8?
Ans. To determine if a number is divisible by 8, look at the number formed by the last three digits. If this number is divisible by 8, then the original number is also divisible by 8.
5. Are there any shortcuts for checking divisibility by 7?
Ans. While there is no easy rule for divisibility by 7 like there are for other numbers, there are some tricks you can use, such as adding or subtracting multiples of 7 to see if the resulting number is easier to work with.
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