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Divisibility rules

  1. 1. Divisiblity
  2. 2. “Divisible by” means: If you divide one number by another, the result is a whole number WITHOUT a remainder. Examples: 12 ÷ 6 = 2 No remainder 15 ÷ 5 = 3 No remainder
  3. 3. Divisibility by 2 A number can be divisible by 2 if the last digit is even (0, 2, 4, 6, 8) Examples: 6798512=6+7+9+8+5+1 +2=38[which is divisible by 2]
  4. 4. Now You Try: Which number IS NOT divisible by 2? 572 1464 249
  5. 5. WONDERFUL….!!!
  6. 6. Divisibility by 3 a number is divisible by 3 if the sum of the digits is 3, 6 or 9 Example:123456 1+2+3+4+5+6=21 2+1=3[which is divisible by 3]
  7. 7. Now You Try: Which number IS NOT divisible by 3? 572 1464 279
  8. 8. Way To Go!!
  9. 9. Divisibility by 5 A number is divisible by 5 if the last digit is a 5 or a 0 Example:749230=7+4+9+2 +3+0=25[which is divisible by 5]
  10. 10. Now You Try: Which number IS NOT divisible by 5? 9820 779 560
  11. 11. Good..!!
  12. 12. Divisibility by 9 A number is divisible by 9 if the sum of all the digits will add to 9 Example:50832=5+0+8+3+ 2=18 1+8=9[which is divisible by 9]
  13. 13. NowYouTry: Find the number that IS NOT divisible by 9. 9873 636 5541
  14. 14. Congratulations!
  15. 15. Divisibility by 10 A number is divisible by 10 if the last digit is a 0 Example:508322=5+0+8 +3+2+2=20 [which is divisible by 10]
  16. 16. NOW YOU TRY: Find the number that IS NOT divisible by ten. 56,920 7537 870
  17. 17. GREAT JOB..!!
  18. 18. Divisibility By:
  19. 19. Thank you for paying attention…
  20. 20. Done by group Creators:

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