Find the remainder when 51439786 is divided by 3. Do that without pe

1.	Find the remainder when 51439786 is divided by 3. Do that without performing actual division.
Answer» A s we know that if a number is divided by 3, then remainder is obtained by dividing sum of digits by 3. Here, sum of digits (5+1+4+3+9+7+8+6) is 43. i.e., 43 ÷ 3 gives 1 as a remainder. ∴ Remainder will be 1 when 51439786 is divided by 3.

Find the remainder when 51439786 is divided by 3. Do that without performing actual division.

Answer»

A s we know that if a number is divided by 3, then remainder is obtained by dividing sum of digits by 3.

Here, sum of digits (5+1+4+3+9+7+8+6) is 43.

i.e., 43 ÷ 3 gives 1 as a remainder.

∴ Remainder will be 1 when 51439786 is divided by 3.