Addition: Doubles and Doubles Plus 1
Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!
5+5
10
5+6
11
6+6
12
6+7
13
7+7
14
7+8
15
3+3
6
3+4
7
8+8
16
8+9
17
9+9
18
9+10
19
1+1
2
10+10
20
10+11
21
1+2
3
2+2
4
2+3
5
4+4
8
4+5
9
5+5
10
5+6
11
6+6
12
6+7
13
7+7
14
7+8
15
3+3
6
3+4
7
8+8
16
8+9
17
9+9
18
9+10
19
1+1
2
10+10
20
10+11
21
1+2
3
2+2
4
2+3
5
4+4
8
4+5
9
