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Addition
Subtraction
Turn around facts
Doubles
Fact Families
100
6+6
What is 12
100
18-9
What is 9
100
4+5
What is 5+4
100
8
What is 4+4
100
8+5
What is 13
200
11+10
What is 21
200
21-1
What is 20
200
3+9
What is 9+3
200
14
What is 7+7
200
8+6
What is 14
300
8+6
What is 14
300
4-3
What is 1
300
5+8
What is 8+5
300
20
What is 10+10
300
8-3
What is 5
400
6+7
What is 13
400
9-3
What is 6
400
7+20
What is 20+7
400
50
What is 25+25
400
18-9
What is 9
500
8+7
What is 15
500
16-8
What is 8
500
2+3
What is 3+2
500
18
What is 9+9
500
8+7
What is 15