ADDITION
20+10=
30
18-9=
9
11x1=
11
5 divided by 1=
5
2,4,6,8,10,12,_,_,_,_
14,16,18,20
8+9=
17
22-6=
16
6x3=
18
6 divided by 3=
2
3,6,_,_,_
9,12,15
3+3+3+3=
12
30-20=
10
10x10=
100
20 divided by 2=
10
If you count by 5's will you hit 60?
yes
50+50=
100
25-5=
20
5x5=
25
16 divided by 4=
4
If you count by 2's will you hit 25?
no
300+600=
900
12-4=
8
6x4=
24
9 divided by 3=
3
If you count by 4's will you hit 16?
yes