1.直接写出得数。(每题1★)
12-8=
16-9=
13-9=
16-8=
11-5=
18-10=
13-3=
13-4=
17-4=
11-7=
15-8=
19-9=
15-6=
12-9=
17-9=
12-5=
13-7=
13-5=
15-9=
11-8=
16-5=
12-4=
17-8=
12-6=
11-4=
12-7=
14-8=
9+3=
14-6=
16-7=
13-6=
4+9=
14-7=
14-5=
15-2=
7+10=
12-8=
16-9=
13-9=
16-8=
11-5=
18-10=
13-3=
13-4=
17-4=
11-7=
15-8=
19-9=
15-6=
12-9=
17-9=
12-5=
13-7=
13-5=
15-9=
11-8=
16-5=
12-4=
17-8=
12-6=
11-4=
12-7=
14-8=
9+3=
14-6=
16-7=
13-6=
4+9=
14-7=
14-5=
15-2=
7+10=
答案
4 7 4 8 6 8 10 9 13 4 7 10 9 3 8 7 6 8 6 3 11 8 9 6 7 5 6 12 8 9 7 13 7 9 13 17
2.看谁先跑到终点。(算一算)(每空1★)
13-6
8+9
-7
12-7
13-6
7
+9 16
-8 8
+7 15
8+9
17
-6 11
+10 14
12-7
5
+8 13
-9 4
+12 16
答案
7 16 8 15 17 11 4 14 5 13 4 16
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