Divisibility Rules
Math ⇒ Number and Operations
Divisibility Rules starts at 6 and continues till grade 10.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Divisibility Rules.
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See sample questions for grade 9
Explain the divisibility rule for 11.
Explain why 123456 is not divisible by 7.
Explain why 123456789 is not divisible by 11.
Find the smallest 3-digit number divisible by 7.
Is 2222 divisible by 2, 3, or 5?
Is 555 divisible by 5 and 11?
State the divisibility rule for 4.
State the divisibility rule for 5.
State the divisibility rule for 8.
A 5-digit number is divisible by 9 and 10. What must be true about its last digit and the sum of its digits?
A number leaves a remainder of 1 when divided by 3 and a remainder of 2 when divided by 4. What is the smallest such positive number?
Explain why a number that is divisible by both 4 and 6 is not necessarily divisible by 24.
Given the number 1234567, use the divisibility rule for 7 to determine if it is divisible by 7. Show your working.
If a number is divisible by both 8 and 15, what is the smallest number it must also be divisible by?
