Divisibility Rules

Divisibility Rules - Because 15 is divisible by 3, 186 is...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Divisibility Rules The following set of rules can help you save time in trying to check the divisibility of numbers. Example 1 1. Is 126 divisible by 3? Sum of digits = 9. Because 9 is divisible by 3, then 126 is  divisible by 3. 2. Is 1,648 divisible by 4? Because 48 is divisible by 4, then 1,648 is divisible by 4. 3. Is 186 divisible by 6? Because 186 ends in 6, it is divisible by 2. Sum of digits = 15. 
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Because 15 is divisible by 3, 186 is divisible by 3. 186 is divisible by 2 and 3; therefore, it is divisible by 6. 4. Is 2,488 divisible by 8? Because 488 is divisible by 8, then 2,488 is divisible by 8. 5. Is 2,853 divisible by 9? Sum of digits = 18. Because 18 is divisible by 9, then 2,853 is divisible by 9....
View Full Document

Ask a homework question - tutors are online