Open Sentences, Inequalities, Shapes and Time Challenge

I am a number, when you add 5 to me, I become 13 what number am I

• 7

• 8

• 9

• 10

Fill in the empty space by applying your knowledge of addition & subtraction

12 + ____ = 20

• 6

• 7

• 8

• 9

Fill in the empty space by applying your knowledge of addition & subtraction

______ - 10 = 35

• 41

• 45

• 43

• 44

• 55

Fill in the empty space by applying your knowledge of multiplication

3 x ______ = 36

Fill in the empty space by applying your knowledge of multiplication

40 ÷ ______ = 5

Which inequality sign makes this statement true

12 ____ 7

• >

• <

• =

• +

Which inequality sign makes this statement true

12 + 8 ______ 10 - 5

Which inequality sign makes this statement true

33 - 22 ______ 18 - 7

Which inequality sign makes this statement true

4 x 6 ______ 3 x 8

Which inequality sign makes this statement true

20 ÷ 4 _______ 32 ÷ 4

• <

• >

• =

• 5 and 8