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The number with unit digit ending with 0 is divisible by: 2, 5, 10 or 6
10
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Is 156 divisible by 3? Give reason.
Sum of all numbers is 12. And 12 is divisible by 3. So answer is YES.
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Is 37 divisible by 3? Give reason.
Sum of all numbers is 10. And 10 is NOT divisible by 3. So answer is NO.
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State 3 numbers that will be divisible by 10.
Any number ending with number 0 like 10, 20, 30, 40, 500, 6000, 608450.......
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What are the factors of 12?
1, 2, 3, 3, 6, 12
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Find the HCF of 12 and 18.
HCF is 6
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The numbers that are NOT Prime numbers are called as?
Composite numbers
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Is 3858 divisible by 2? Give reason.
Yes. As it ends with 8.
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Is 42 divisible by 3? Give reason.
Sum of all numbers is 6. And 6 is divisible by 3. So answer is YES.
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Find the HCF of 6 and 9.
HCF is 3
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Which numbers out of 40, 9021, 27, 88 divisible by 2?
40 and 88
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A composite number is ONLY divisible by 1 and itself. True or False?
False
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The number with unit digit ending with 0 and 5 is divisible by: 2, 10 or 5
5
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Is 38587902 divisible by 5? Give reason.
No. As it ends with 2. A number is only divisible by 5 when a number ends with 0 and 5.
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A prime number is ONLY divisible by 1 and itself. True or False?
True
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What are the factors of 18?
1, 2, 3, 6, 9, 18
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The number with unit digit ending with 0, 2, 4, 6, 8 is divisible by: 2, 3, 5, 10 or 9
2
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Identify all Prime numbers: 1, 5, 3, 8, 9, 10, 7, 4, 6, 12, 15, 11, 2
Prime numbers are 2, 3, 5, 7, 11
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Find the HCF of 64 and 96.
HCF is 32
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Is 375 divisible by 3? Give reason.
Sum of all numbers is 15. And 15 is divided by 3. So answer is YES.
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Okay!
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