20以内3位数加减法练习

巡山小妖精
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2021年01月23日 04:16
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-老电影英雄儿女

2021年1月23日发(作者:我是男人)
13-6+8= 8+9+3= 11-7+9= 6+9-8= 17-9+8=

13-7+7= 14-5+9 = 15-6+7= 12-9+9= 12+8-6=

11-9+9= 4+8+7= 16-4+8= 7
+
9+4= 16-7+9=

2
+
17-8= 12-8+9= 17-8+7= 18-5+6= 17-13+8=

15-7+9= 10-4+9 = 14+6-7 = 16-9+8= 5+5+8=

16-8+9= 14-7+4 = 12+8-9 = 8+6-8= 14-10+9 =
8+8-5= 14-9+8= 7+5+8= 14-4-9= 11+9-5 =
11-6-5= 17+3-5 = 15-8+9= 16+3-4= 5+8+7=
13-7+9
=

7
+
9-8
=
15-7+9
11-5+8
=

7
+
6+7
=
4
11-2+8
=

10-7+17
=
12
+5+3
=
15-6-1
=
14-4+10
9
+
3-12
=
8-2+14
=

15-9+4=
10+4-8= 20-13+8= 13-5
12-2+10= 11-1+9= 16-0+4= 17-10+8= 18-8+10=
19-10+9= 20-12+10= 10+2+8= 18-6+8= 10+3+7=
=

=

+
5-7
=
17-3+6
+
9-13
=
14-3+9
=

12-11+19
=
=
8
=

10-0-10
=
8
+
5-8
=

=

=

=

=

=
13-5+7
=

14-6+12
=

+
6+2
=

=
+
9-17
=

=
9
+
7
=

+
9= 17-9-3= 12-8
+
7+4
=

-
8+9
=
+
9-5
=

=
14-7+8
+
5+7
=
7
=
+
4+9
=

=

=

+
0+11
=

+
7-9
=




=


=

=

=

+
3+9
=

11-3+8
=

+
6+8
=

+
6+7
=


7
+
7+6
=



=

-
5
=

-
6=




18-9+5

12-9+15

8

16-5+9

11-4+8

12

17-7+10
9

9

16-2+5

13-4+5

9-5+16

8





15-9+12


13-6+12

7

5

10-10+20

13-5-12

7



9-5+15


12
7-6+19

12-8+14
13-5-3

8-3
8

12-6
10+6-9= 17-4+7= 17-5+8= 10+7-17= 15+4-12=

10+8-16= 15-4-9= 15-3+7= 10+9-17= 14-2+9=

16-12+15= 13+6-18= 13-4+11= 18-8+9= 17-11+13=

11-2+11= 19-8+9= 11+9-18= 16-5+9= 16-7+11=

15-12+17= 15-8+13= 11-5+14= 11+6+2= 19-3-15=

11+7-12= 11+9-17= 18-12+13= 18-7+9= 18-4-13=
11+9-18= 17-3+6= 12+4-15= 12+6-17= 12-7+15=
12+8-16= 13+5-16= 11-10+19= 13+2-15= 17+3-20=
18+1-18= 13+7-19= 13-6+12= 14+2-15= 14+5-12=
19-5-12= 14+5-17= 14-6+12= 19-6+8= 19-9+8=
15+5-18= 15+4-17= 15-3+7= 15-8+13= 16+3-18=
12+7-12= 16-12+16= 17-7+9= 16-14+18= 16+4-15=
16+4-18= 17+2-12= 17-12+14= 18+2-13= 19+1-18=
20+0-10= 3+14-12= 19-10+8= 19-12+12= 11-4+12=
19-14+12= 19-8+9= 13+7-18= 14-9+12= 15-8+11=
14-11+9= 18-7+5= 10+4-12= 18-5+7= 12-5+13=
18-7-8= 10+5-7= 17-8+6= 12+5-9= 17-6-2=
6+9+4= 5+8+7= 7+6-8= 6+6+7= 9+5+4=
7+9= 8+8= 5+8= 14-9= 17-6=
4+7= 9+4= 6+8= 9+7= 17-8=
9+8= 4+6= 5+3= 6+9= 17-5=
13-7= 6+7= 9+6= 12-8= 6+5=

















14-6= 5+7= 4+7= 7+9= 15-8=

16-9= 8+4= 9+8= 8+5= 9+11=

16-7= 13-7= 7+4= 8+3= 17-6=

19-8= 8+5= 9+5= 8+6= 7+12=

8+10= 13+7= 3+9= 11-8= 15-8
=


13+6= 13-6= 6+8= 9+5= 13-8=
4+6= 9+9= 8+7= 14-5= 6+12=
12-9= 19-8= 17-11= 16-11= 14+6=
6+14= 9+2= 15-14= 5+14= 4+9=
13+6= 9+5= 10+10= 6+10= 18-15=
14-6= 7+12= 6+5= 16-11= 9+6=
18-6= 14+6= 8+11= 7+13= 15-7=
6+12= 14-8= 5+9= 19-14= 7+11=
16-8= 14-11= 17-9= 12-7= 18-9=
5+4-7= 2+9-8= 6+7-5= 7+12-6= 3+6+11=
13-6+11= 18-9-9= 11-7+6= 6+9-7= 14
17-9= 13-6= 14-5 = 15-6= 18-9-9=
9
+
2= 8
15
-
9= 14
9
+
4= 7
12
-
9= 16
9
+
6= 18-12= 7
+
4= 7
-
8= 12
+
8= 7
-
8= 15
+
5= 6
-
7= 11
+
7= 6
-
7= 14
+
6= 6
+
6= 5
-
6= 13
+
5= 5
-
6= 11
+
8= 5










-
8=


+
6=

-
5=

+
7=

-
5=

+
8=

-老电影英雄儿女


-老电影英雄儿女


-老电影英雄儿女


-老电影英雄儿女


-老电影英雄儿女


-老电影英雄儿女


-老电影英雄儿女


-老电影英雄儿女