Operations
34 + 23
57
I have three sides and 3 corners.
triangle
x
100 - 57
43
I am round and have no sides and no corners.
circle
$
dollar sign
What is 3 times 213?
639
I have 4 equal sides, but my angles are not all right angles.
rhombus
<
less than
Divide 648 by 6
108
I have 8 sides and 8 corners. A stop sign has my shape.
octagon
%
percent
Find the sum of 237 and 385
622
I have 6 square faces, 12 edges and 8 corners.
cube
( )
parentheses