Addition and perimeter

Solve: 345 + 987 =

What color identifies the perimeter of this rectangle?

• Yellow

• Blue

• White

Solve:

• 24

• 24 cm

• 25

• 25 cm

Remember to write "cm" with your answer.

• 22 cm

• 25 cm

• 20 cm

• 18 cm

• 28 cm

• 38 cm

• 34 cm

• 29 cm

• 20 cm

• 40 cm

• 25 cm

• 50 cm

• 67 cm

• 18 cm

• 36 cm

• 54 cm

How long is the perimeter of this shape?

Don't forget to write "cm" in your answer