Prime or Composite
Factor Tree
PEMDAS
Basic Facts
Word problems
100

Is 7 prime or composite?

What is Prime 

100

12

What is 2x2x3

100

6+4x2

What is 14

100

6x7

What is 42

100

A teacher has 6 boxes with 8 pencils in each. How many pencils?

What is 48

200

Is 15 prime or composite 

What is composite 

200

18

What is 2x3x3

200

20-4x3

What is 8

200

8x9

72

200

There are 24 studdents split equally into 4 groups. How many students per group?

What is 6 students per group

300

Is 29 prime dor composite?

What is prime


300

24

2x2x3x3

300

24~ (2+4) 

What is 4

300

12x7

What is 84

300

Avstore has 7 shelves with 36books on each. How many books?

What is 252 books

400

Is 51 prime or composite?

What is composite

400

36

What is 2x2x3x3

400

18~3+5

What is 11

400

24x15

What is 360

400

Maya buys 4 packs of stickers with 24 stickers each. She gives away 15. How many remain?

What is 81 stickers

500

Is 91 prime or composite 

What is composite

500

60

What is 2x2x3x5

500

6+3x(8-5)

What is 15

500

36x25

What is 900

500

A school has 5 buses with 48 students on each. They are divided equally into 8 groups. How many students are in each group?

What is 30 students per group