Question

Is 7209 a multiple of 3 Justify​

Answer 1

Answer:

yes , 7209 is a multiple of 3 .

Step-by-step explanation:

add all the digits in the number i.e.

7+2+0+9

9+9

18

again add the digits

1+8

9

9 comes in the table of 3 ...

so we can say that 7209 is a multiple of 3 ...

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Answer 2

Answer:

7209 is a divisible by 3

Step-by-step explanation:

Using the divisibility law of 3 we can justify that it is a multiple of 3

the divisibility law of 3 states that if sum of the digits of the number should be divisible by 3 then the number is divisible by 3

example:- 7209

7+2+0+9 = 18

and 18 is divisible by 3

so 7209 is divisible by 3

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