Divisibility test for 3 – Video Explanation
Problem 1 – Divisibility test for 3
Check whether 1254 is divisible by 3 ?
a) Yes
b) No
A number is divisible by 3, if the sum of all the digits of the number is divisible by 3.
In, 1254
Sum of its digits = 1 + 2 + 5 + 4 = 12
and 12 is divisible by 3
So,1254 is also divisible by 3
Problem 2 – Divisibility test for 3
Check whether 35754 is divisible by 3 ?
a) Yes
b) No
A number is divisible by 3, if the sum of all the digits of the number is divisible by 3.
In, 35754
Sum of its digits = 3 + 5 + 7 + 5 + 4 = 24
and 24 is divisible by 3
So, 35754 is also divisible by 3
Problem 3 – Divisibility test for 3
Check whether 64327 is divisible by 3 ?
a) Yes
b) No
A number is divisible by 3, if the sum of all the digits of the number is divisible by 3.
In, 64327
Sum of its digits = 6 + 4 + 3 + 2 + 7 = 22
and 22 is not divisible by 3
So, 64327 is not divisible by 3
Problem 4 – Divisibility test for 3
Check whether 94635 is divisible by 3 ?
a) Yes
b) No
A number is divisible by 3, if the sum of all the digits of the number is divisible by 3.
In, 94635
Sum of its digits = 9 + 4 + 6 + 3 + 5 = 27
and 27 is divisible by 3
So, 94635 is also divisible by 3
Problem 5 – Divisibility test for 3
Check whether 739124 is divisible by 3?
a) Yes
b) No
A number is divisible by 3, if the sum of all the digits of the number is divisible by 3.
In, 739124
Sum of its digits = 7 + 3 + 9 + 1 + 2 + 4 = 26
and 26 is not divisible by 3
So, 739124 is not divisible by 3