Show:
Near Doubles
Find the Sum
Find the missing number
Doubles
100
1+2
3
100

1+2=

What is 3.

100
2+ =7
What is 5
100
2+2
4
200
4+5
9
200
5+3=
What is 8
200
6+ =10
What is 4
200
5+5
10
300
5+6
11
300
6+4=
What is 10
300
8- =4
What is 4
300
6+6
12
400
7+6=13
13
400
8+5=
What is 13
400
2+ =12
What is 10
400
12-6
6
500
15-7
8
500
9+5=
What is 14
500
18- =10
What is 8
500
18-9
9