addition
10+10
What is 20
9-4
What is 5
A shape that looks like a diamond
What is a rhombus
15+5
What is 20
10-1
What is 9
A shape that looks like a box
What is a square
50+1
What is 51
15- 5
What is 10
a shape that has 6 sides
What is a hexagon
20+5
What is 25
560-60
What is 500
A shape that is like an egg
What is an oval
50+50
What is 100
4,000 - 3,999
What is 1
A shape that has 8 sides and looks like a stop sign
What is a octagon