Addition
12 + 9
21
0*1
0
5-3
2
This shape has 3 shapes
triangle
A shape with 8 sides
Octagon
8+7
15
2*3
6
10-5
5
This shape has no sides
circle
When combining two numbers their value decreases
21+17
38
3*3
9
20-18
2
This shape has 6 sides
hexagon
The shape of a soda can
cylinder
15+5+10
30
10000*0
0
50-35
15
This shape is similar to a triangle but has four sides
trapazoid
A term used when two numbers are combined to make a bigger number
Addition/Multiplication
2+3+5+7+3
20
10*10
62-13
49
A shape with 10 sides
decagon
The study of shapes
Geometry