shapes
Teen numbers
addition
subtraction
numbers
100
A shape with 3 corners and 3 sides.
What is a triangle?
100
10 and 2 extras
What is 12
100
2 + 2 =
What is 4?
100

9-2=

What is 7?

100
The number that comes after 14.
What is 15?
200
A shape with 4 equal sides.
What is a square?
200
10 and 6 extras
What is 16
200
3 + 2 =
What is 5?
200

10-4=.

What is 6?

200
The number that comes after 29.
What is 30.
300
A shape that looks like a ball.
What is a sphere?
300
10 and 1 extra
What is 11
300
3 + 3 =
What is 6?
300

5-0=.

What is 5?

300
The number that comes after 39.
What is 40?
400
A shape with 2 long sides and 2 short sides.
What is a rectangle?
400
10 and 8 extras
What is 18
400
5 + 2 =
What is 7?
400

The 6 tens-3 tens=.

What is 3 tens or 30?

400
The number that comes before one.
What is 0?
500
A shape that looks likes a can.
What is cylinder?
500
10 and 9 extras
What is 19
500
7 + 3 =
What is 10?
500

17-6=.

What is 11?

500
The number that comes after 99.
What is 100?