fact family
4+3=7
4+3=7
3+4=7
7-4=3
7-3=4
20-11
9
5-2
3
34
30+4
1,2,3,4, 6,7,8 10
5, 9
10+3=13
3+10=13
10+3=13
13-3=10
13-10=3
15-8
7
10-6
4
16
10+6
11, 12, 13, 14, 18
15, 16, 17
6+10=16
6+10=16
10+6=16
16-6=10
16-10=6
17+4
21
15-5
10
45
40+5
40, 50, 60, 70, 100
2+22=24
2+22=24
22+2=24
24-2=22
24-22=2
19-6
13
20-11
9
98
90+8
5, 10, 15, __ 25, 30 __, ___, ____ 50
20, 35, 40, 45
45+10=55
10+45=55
55-10=45
55-45=10
20-4
6
17-7
10
115
100+10+5
2, 4, 6, 8, 10, 12, __, 16, ___ 20, ___ 24
14, 18, 22