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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 6 - Mathematics
1.23 Criteria of Divisibility By 3

A natural number is divisible by 3 if and only if the number obtained by adding all its digits is divisible by 3.

Example: Is 150 divisible by 3?
Add all the digits in the given number i.e., 1 + 5 + 0 = 6,
Now, 6 is divisible by 3.
Therefore, the given number 150 is also divisible by 3.

Example: Is 235 divisible by 3?
Add all the digits in the given number i.e., 2 + 3 + 5 = 10,
Now, 10 is not divisible by 3.
Therefore, the given number 235 is not divisible by 3.


Directions: Chose the correct answer. Also write at least ten examples of your own.
Q 1: 4976 is divisible by 3.
True
False

Q 2: 15394 is divisible by 3.
False
True

Q 3: 1778 is divisible by 3.
False
True

Q 4: 7962 is divisible by 3.
False
True

Q 5: 693 is divisible by 3.
False
True

Q 6: 572 is divisible by 3.
False
True

Q 7: 49782 is divisible by 3.
False
True

Q 8: 7094 is divisible by 3.
True
False

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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