Math Brain Teasers

I have 2 coins totalling 30 cents. What are the 2 coins that I have?

• A nickel and a quarter

• A quarter and a dime

• This is impossible

• A quarter and a penny

Tags

CCSS.2.MD.C.8

CCSS.2.NBT.B.5

Which statement makes the following picture true?

• C = 6

• A = 3

• B = 4

• A = 2

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

What number belongs in the box on the top of the pyramid? (Hint: There is a pattern within the blocks. Hint: you will need a calculator)

• 816

• 72, 576

• 2, 592

• 540

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

What is the value of the circle?

• 3

• 7

• 10

• 14

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

What is the answer to this equation?

5 + 5 ÷ 5 + 5 x 5 - 5 = ?

• 5

• 30

• 26

• 22

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which number does not belong?

• 51

• 77

• 23

• 90

Tags

CCSS.3.OA.D.9

Which of these options could NOT be an answer to the 3rd equation? (Hint: The shapes can symbolize different numbers (i.e. the heart symbolizes more than 1 number depending on what the other shape(s) in that equation symbolize)

• 64

• 48

• 84

• - 38

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

Find the missing number.

• 13

• 12

• 6

• 5

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7