Addition
8+9
17
8-3
5
8x7
56
9/3
3
What shape has 3 sides?
Triangle
21+31
52
15-4
11
13x13
169
72/8
9
What shape has 4 sides?
Square
57+29
86
22-17
5
9x13
117
450/5
90
What shape has 6 sides?
Hexagon
74+39
113
112-28
84
17x5
85
788/2
394
What shape has 9 sides?
Nonagon
673+916
1589
563-296
277
53x25
1325
1580/5
316
What shape has 12 sides?
Dodecahedron