Divisibility

Factors

Multiples and Square Numbers

Prime or Composite?!

Patterns

Tell whether 80 is divisible by 2, 3, 5, 9, or 10.

80 is divisible by 2, 5, and 10.

List all the factors of 20.

1, 2, 4, 5, 10, 20

List the next six multiples of 2. (Start with the multiple after 2)

The next 5 multiples are 4, 6, 8, 10, 12.

Is 13 prime or composite? (List out the factors!!!!)

13 is prime because it's only factors are 1 and 13.

Find the next five colors in the pattern: red, green, red, red, green, red, red, red, green, _____, _____, _____, _____, _____.

red, red, red, red, green

Tell whether 702 is divisible by 2, 3, 5, 9, or 10.

702 is divisible by 2, 3, and 9.

List all the factors of 36.

1, 2, 3, 4, 6, 9, 12, 18, 36

List the next six multiples of 4. (Start with the multiple after 4)

8, 12, 16, 20, 24, 28

Is 25 prime or composite? (List out the factors!!!!)

Composite because it's factors are 1, 5, and 25.

Find the next two numbers in the pattern: 7, 14, 21, 28, ____, ____

35, 42

Tell whether 245 is divisible by 2, 3, 5, 9, or 10.

245 is divisible by 5.

List all the factors of 54.

1, 2, 3, 6, 9, 18, 27, 54

List the next five multiples of 9. (Start with the multiple after 9)

18, 27, 36, 45, 54, 63

Is 47 prime or composite? (List out the factors!!!!)

Prime because it's only factors are 1 and 47.

Find the next two shapes in the pattern: square, triangle, square, triangle, triangle, square, triangle, square, triangle, triangle, square, triangle, square, _______, _______.

triangle, triangle

Tell whether 5,091 is divisible by 2, 3, 5, 9, or 10.

5,091 is divisible by 3.

List all the factors of 72.

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

What is the square number for 8 x 8?

64

Is 63 prime or composite? (List out the factors!!!!)

63 is composite because it's factors are 1, 3, 7, 9, 21, and 63.

Find the next three numbers in the pattern: 80, 71, 60, 51, 40, ____, ____, ____

31, 20, 11

Tell whether 7,403 is divisible by 2, 3, 5, 9, or 10.

7,403 is NOT divisible by 2, 3, 5, 9, or 10.

List all the factors of 100.

1, 2, 4, 5, 10, 20, 25, 50, 100

What is the square root of 49?

7

Is 91 prime or composite? (List out the factors!!!!)

91 is composite because it's factors are 1, 7, 13, and 91.

Find the next three symbols in the pattern: #, !, ?, #, #, !, !, ?, ?, #, #, #, !, !, !, ?, ?, ?, #, #, #, __, __, __

#, !, !

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