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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 6 - Mathematics
1.29 Criteria of Divisibility By 9

A natural number is divisible by 9 if and only if the sum of its digits is divisible by 9.
Example: Is 2367 divisible by 9?
The sum of all digits in given number = 2 + 3 + 6 + 7 = 18
18 is divisible by 9. Therefore, 2367 is divisible by 9.

Example: Is 2080 divisible by 9?
The sum of all digits in given number = 2 + 0 + 8 + 0 = 10
10 is not divisible by 9. Therefore, 2080 is not divisible by 9.


Directions: Choose the correct answer. Also write at least 10 examples of your own.
Q 1: Which number is divisible by 3 & 9?
1512
1509
1500
1572

Q 2: Which number is divisible by 8 & 9?
4370
4202
4380
4320

Q 3: Is 5930 divisible by 9?
No
Yes

Q 4: Which number is divisible by 9?
2930
2934
None of these
2960

Q 5: Which number is divisible by 9?
2127
2124
2130
2120

Q 6: Which number is divisible by 9?
2960
2930
2968
None of these

Q 7: Which number is divisible by 2,3,6 & 9?
8160
8100
3245
3224

Q 8: Is 585 divisible by 9?
No
Yes

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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