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### Grade 6 - Mathematics1.29 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 9?All are correct1512324585 Q 2: Which number is divisible by 3 & 9?1500151215091572 Q 3: Which number is divisible by 8 & 9?4202437043804320 Q 4: Is 585 divisible by 9?NoYes Q 5: Which number is divisible by 9?296829602930None of these Q 6: Is 5930 divisible by 9?NoYes Q 7: Which number is divisible by 9?2124212721202130 Q 8: Which number is divisible by 9?293029342960None of these Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!