Adding
4+5=
9
7-3=
4
Count by 10's.
10, 20, 30, 40, 50
What shape has 3 sides?
triangle
3, __, 5, 6
4
5+6=
11
8-5=
3
Count from 8.
8, 9, 10, 11, 12
What shape has four sides?
square, rectangle
11, 12, ___, 14
13
10+6=
16
24-0=
24
Count backwards from 10.
10, 9, 8, 7, 6, 5, 4, 3, 2, 1
What shape looks like a ball?
sphere
10, 20, ___, 40
30
2+2+1=
5
20-20=
0
Count by 2's.
2, 4, 6, 8
What shape is a can?
cylinder
2, 4, 6, ___, 10
8
3+2+1=
6
20-1=
19
Count by 5's.
5, 10, 15, 20
What shape has six sides?
hexagon
10, 15, ___, 25, 30
20