shapes
subitize
addition
subtraction
numbers
100
A shape with 3 corners and 3 sides.
What is a triangle?
100

.  .    .  ..

5

100
2 + 2 =
What is 4?
100

1-1=

0

100
The number that comes after 14.
What is 15?
200
A shape with 4 equal sides.
What is a square?
200

. .

2

200
3 + 2 =
What is 5?
200

3-2=

1

200
The number that comes after 29.
What is 30.
300
A shape that looks like a ball.
What is a sphere?
300

..

....

6

300
3 + 3 =
What is 6?
300

4-2=

2


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


400
5 + 2 =
What is 7?
400

5-2=

3

400
The number that comes before one.
What is 0?
500
A shape that looks likes a can.
What is cylinder?
500

....


4

500
7 + 3 =
What is 10?
500

7-5=

2

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