Question

What is the least number that should be added to 3736 to obtain a number exactly divisible by 21?

Answer 1

Answer:

2

Step-by-step explanation:

to find the least number added to the digit , we first divide the number by 21 and find the remainder.

after dividing the number by 21 we get quotient 177 and remainder 19. so by adding 2 it will complete to 21 and completely divided by 21.

so your answer is 2