Test If A Number Is Divisible By 3 Youtube

Test If A Number Is Divisible By 3 Youtube Divisibility rules of 3 learn to check if a number is divisible by 3 or not. check the divisibility without performing the full division. for more such vid. Is a number divisible by 3? are you looking for some handy dandy division rules or divisibility rules? here is one easy divisibility test for 3. i hope you f.

Test Of Divisibility Number Divisible By 3 Elementary Class Topic How to determine if a number is divisible by 3if you enjoyed this video please consider liking, sharing, and subscribing.udemy courses via my website: https:. The divisibility rule for 3 can be understood with the help of the following examples. example: test the divisibility of the following numbers by 3. a.) 1377. b.) 2130. c.) 3194. solution: a) in 1377, the sum of all the digits = 1 3 7 7 = 18. since 18 is divisible by 3, it means 1377 is also divisible by 3. If this answer is divisible by 3, the original number is divisible by 3. the rule for divisibility by 3 works for all numbers no matter how large. add the digits of the number and check if this result is also divisible by 3. we add the individual digits of the number 7, 749, 984. 7 7 4 9 9 8 4 = 48. Since the number 4,608 is both divisible by 2 and 3 then it must also be divisible by 6. the answer is. a number is divisible by 9 if the sum of the digits is divisible by 9. solution: for a number to be divisible by 9, the sum of its digits must also be divisible by 9. for the number 1,764 we get 1 7 6 4 = 18.