What math strategy should I use for:
6+7+2
Doubles
Doubles +1
Make a 10
Zero Property
Doubles +1
15
What math strategy should I use for:
0+9+2
Doubles
Doubles +1
Make a 10
Zero Property
Zero Property
11
What math strategy should I use for:
5+4+6
Doubles
Doubles +1
Make a 10
Zero Property
Make a 10
15
What math strategy should I use for:
9+9+2
Doubles
Doubles +1
Make a 10
Zero Property
20
What math strategy should I use for:
8+1+1
Doubles
Doubles +1
Make a 10
Zero Property
Doubles
10
What math strategy should I use for:
0+7+2
Doubles
Doubles +1
Make a 10
Zero Property
Zero Property
9
What math strategy should I use for:
3+7+9
Doubles
Doubles +1
Make a 10
Zero Property
Make a 10
19
What math strategy should I use for:
6+2+2
Doubles
Doubles +1
Make a 10
Zero Property
Doubles
10
What math strategy should I use for:
3+7+1
Doubles
Doubles +1
Make a 10
Zero Property
Make a 10
11
What math strategy should I use for:
6+0+2
Doubles
Doubles +1
Make a 10
Zero Property
Zero Property
8
What math strategy should I use for:
1+9+4
Doubles
Doubles +1
Make a 10
Zero Property
Make a 10
14
What math strategy should I use for:
8+8+2
Doubles
Doubles +1
Make a 10
Zero Property
Doubles
18
What math strategy should I use for:
1+7+2
Doubles
Doubles +1
Make a 10
Zero Property
Doubles +1
10
What math strategy should I use for:
3+8+9
Doubles
Doubles +1
Make a 10
Zero Property
Doubles +1
20
What math strategy should I use for:
9+8+4
Doubles
Doubles +1
Make a 10
Zero Property
Doubles +1
21