Question

Tell whether the first number is divisible by the second number.
1. 150 and 5
2. 22,222 and 3
3. 40,001 and 2

Answer 1

plug it into a calculator

Answer 2

No, use divisibility tests.

Answer 3

for instance 150/5

Answer 4

or do it the easy way

Answer 5

If a number is divisible by 5, it ends with 0 or 5.
If a number is divisible by 3, then when you sum all its digits, you get a number divisible by 3.
If a number is divisible by 2, then its unit digits end with an even number -- 0,2,4,6,8

Answer 6

460 is divisible by 5 because it ends with 0.
123 is divisible by 3 because 1 + 2 + 3 = 6 which is divisible by 3.
2737180 is divisible by 2 because its unit digit ends with an even number (0).

Answer 7

so is number 2 divisible by 3

Answer 8

plug it in we are not going to do your hw for you

Answer 9

okay so its not divisible by three because it has remainder left right?

Answer 10

correct

Answer 11

thanks

Answer 12

np

Answer 13

you understand the concepts right?