日期:____/____

20以内进位加法

11-20各数的认识
用时:________
10 + 7 = 17
5 + 6 = 11
7 + 5 = 12
10 + 2 = 12
7 + 6 = 13
1 + 10 = 11
5 + 8 = 13
9 + 7 = 16
9 + 9 = 18
9 + 10 = 19
7 + 9 = 16
6 + 9 = 15
6 + 6 = 12
7 + 7 = 14
5 + 9 = 14
6 + 10 = 16
6 + 8 = 14
8 + 6 = 14
10 + 5 = 15
6 + 5 = 11
8 + 5 = 13
10 + 9 = 19
9 + 6 = 15
9 + 5 = 14