Show:
Adding to 9
Doubles
Tens
Fives
1
100
1+2
What is 3
100
2+2
What is 4
100
11
What is 10+1
100
5+5
What is 10
100
1+0
What is 1
200
3+1
What is 4
200
3+3
What is 6
200
10+2
What is 12
200
5+3
What is 8
200
2
What is 1+1
300
4+1
What is 5
300
4+4
What is 8
300
10+3
What is 13
300
5+4
What is 9
300
1+2
What is 3
400
1+5
What is 6
400
5+5
What is 10
400
10+4
What is 14
400
5+5
What is 10
400
1+3
What is 4
500
5+1
What is 6
500
6+6
What is 12
500
10+5
What is 15
500
5+6
What is 11
500
1+4
What is 5