The least number to be subtracted from 36798 to get a number which is exactly divisible by 78 is

option 2 : - 60

When 36798 is divided by 78,
remainder = 60
The least number to be subtracted= 60

36798/78

=36798/13*6

=6133/13

.•. r=10

But also multiple by 6=10*6=60. { Ans}

Because 6*13=78