a number is divisible by 4 if the last two digit forms a number that is divisible by 4 also numbers ending in 20 rows are divisible by 4 a number is divisible by 8 if the number formed by the last three digits is divisible by 8 also a number ending in three zeros are also divisible by 8 a number is divisible by 12 if the sum of all the digits of the number is divisible by 2 and 3 a number is divisible by 11 if the sum of the digits in the old places and the sum of the digits in the even places are equal or in their difference is a multiple of 11 learning task 3 fill in the largest unit