Show:
Shapes
Addition
Subtraction
100
I am a shape with 4 sides that are all the same length.
What is a square
100

4+5=

 9

100

8-3=

 5

200
I am a round shape.
What is a circle.
200

10+10=

20

200

10-5=

 5

300
I have 4 sides. 2 of my sides are short and 2 sides are long.
What is a rectangle
300

2-2= 

0

300

10-10=

 0

400
I have three sides.
What is a triangle.
400

20+20=

40

400

13-2=

 11

500
I look like a diamond.
What is a rhombus.
500

10+8=

18

500

20-5=

 15