Dividing by three and five

This task is about identifying numbers that are divisible by three or five.

Question

a)  Select all the numbers in this list that are exactly divisible by 5
     (that means that they have no remainder if they are divided by 5).

    • 25

    • 52

    • 70

    • 105

    • 158

    • 175

    • 300

    • 522

Explain how you know that a number is exactly divisible by 5.

Question

b)  Select all the numbers in this list that are exactly divisible by 3
     (that means that they have no remainder if they are divided by 3).

    • 23

    • 33

    • 45

    • 76

    • 96

    • 138

    • 313

    • 444

Explain how you know that a number is exactly divisible by 3.

Question Change answer

c)  Drag the numbers to the box that best describes how they are divisible. 
26
55
37
27
60
75
45
70
126
33
Divisible by 3 and 5
Divisible by 3 only
Divisible by 5 only
Not divisible by 3 or 5