*
*
10 + 5 =
10 + 4 =
10 + 7 =
10 + 9 =
9 + 2 =
9 + 8 =
9 + 3 =
9 + 6 =
15
14
17
19
11
17
12
15
口算:
一共有多少把?
8 + 7 = (把)
*
*
2
5
8 + 7 =
10
15
*
*
5
3
8 + 7 =
10
15
3
6
7 + 9 =
16
10
16
16
7+ 9=
1.先圈出10个,再计算。
8 + 3 =
11
7 + 6 =
13
2.
2
12
10
2
8 + 4 =
6
16
10
2
8 + 8 =
1
11
10
3
7 + 4 =
7 +5 =
12
7 +8 =
15
8 +9 =
17
8 +6 =
14
7 +7 =
14
8 +5 =
13
8 +9 =
17
9 +8 =
17
7 +8 =
15
8 +7 =
15
7 +9 =
16
9 +7 =
16