Unit 2 Math Review

Which equation matches the picture?

• 3 + 4 = 7

• 2 + 4 = 6

• 2 + 5 = 7

• 7 + 0 = 7

Which equation matches the picture?

• 5 + 2 = 7

• 5 + 3 = 8

• 4 + 3 = 7

• 6 + 2 = 8

There are 4 Pokemon cards in the box. Write the total number of cards.

What equation matches?

There are 7 cupcakes.

Then 2 get eaten.

• 2 - 7 = 9

• 7 - 2 = 5

• 2 - 7 = 5

• 5 - 2 = 3

What equation matches?

Subtract 2

• 6 - 2 = 4

• 5 - 2 = 3

• 2 - 6 = 8

• 4 - 2 = 2

Make a circle drawing on your board to solve.

9 - 5 =

Which addition equation matches the math mountain?

• 14 + 6 = 20

• 14 + 6 = 8

• 8 + 14 = 6

• 6 + 8 = 14

Which subtraction equation matches the math mountain?

• 8 - 6 = 14

• 14 - 6 = 8

• 8 - 14 = 6

• 6 - 8 = 14

Find the equation that matches the story. Make a circle drawing (proof drawing) to show the equation is true.

There are 6 donuts on the plate. Ken puts 2 more donuts on the plate. Now there are 8 donuts on the plate.

• 8 - 6 = 2

• 6 + 8 = 14

• 6 + 2 = 8

• 6 - 2 = 4