Question

divisibility test of 240720 by 1, 2, 3, 4, 5, 6, 8, 9, 10 and 11.

Answer 1

Answer:

Divisibility Test for 3: The sum of the digits is divisible by 3. Divisibility Test for 5: The last digit is 0 or 5. Divisibility Test for 7: Cross off last digit, double it and subtract. Repeat if you want.

Answer 2

Answer:

Divisibility Test for 3: The sum of the digits is divisible by 3. Divisibility Test for 5: The last digit is 0 or 5. Divisibility Test for 7: Cross off last digit, double it and subtract.