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Addition and subtraction application problems within 20 in primary school
Addition and subtraction application problems within 20 in primary school

Mathematics can exercise children's logical thinking well. The following are the application problems I have compiled in primary schools in the past 20 years, hoping to help you.

First, the calculation problem

( )+5= 12

1 1+( )= 19

20-( )= 15

10+( )=20

16-( )=0

( )+7= 17

( )-2= 18

9+( )= 17

19-( )=7

13+( )= 16

( )-4= 10

( )+2= 1 1

( )-5=9

( )+7= 15

6+( )= 12

9+( )= 15

3+( )= 1 1

( )+8= 14

17-( )=7

( )-5= 10

13-( )= 10

( )+6= 1 1

10+( )= 16

7+( )= 15

17-( )= 17

( )+ 12= 12

13+( )= 16

18-( )=9

5+( )= 14

1 1-( )=5

17-( )= 10

14+( )= 18

( )+8= 12

( )- 12=3

( )-8=8

( )+5= 18

2+( )= 10

4+( )=8

5+( )= 10

9+( )= 18

3+( )= 17

( )+6= 10

( )+3=9

( )+ 1=20

( )+7= 10

( )+9=20

13+ ( )= 16

14-( )= 10

12+( )= 18

15-( )= 1 1

( )+5= 13

19-( )=5

( )+2= 16

18-( )=4

( )+2= 14

4+( )=20

19-( )= 14

( )-5= 13

15+( )= 17

( )- 15=5

19-( )=4

( )- 15=2

9+( )= 18

15-( )= 10

( )-6= 13

( )+9= 19

20-( )=4

19-( )=3

( )+ 1 1= 15

( )-6= 12

18-( )= 1 1

17-( )= 10

( )+6= 15

( )-7= 1 1

13+( )= 14

17-( )= 10

( )-8= 1 1

10+( )= 17

( )+5= 12

18-( )=9

5+( )= 14

1 1-( )=5

17-( )= 10

14+( )= 18

( )+8= 12

( )- 12=3

( )-8=8

( )+5= 18

12-( )=9

15-( )=7

12-( )=3

17-( )=9

( )-6=7

12-( )=5

13-( )=8

( )-7=7

14-( )=6

15-( )=9

1 1-( )=7

17-( )=8

( )-5=7

13-( )=7

13-( )=5

15-( )=8

12-( )=9

17-( )=7

12-( )=6

16-( )=9

( )-4=7

( )-6=5

14-( )=6

18-( )=9

6+( )= 14

( )+6= 14

14-( )=8

9+( )= 13

( )+8= 13

( )+( )= 12

( )+8= 15

( )-4= 1 1

( )-9=9

( )-8=5

14-( )=6

6+( )=9

2+( )= 1 1

7+( )= 15

8+( )= 13

( )+7= 12

( )+5= 1 1

( )+ 10= 10

15-( )= 15

15-( )=5

15-( )= 10

15-( )=0

8+( )= 16

( )+7= 12

( )+5= 14

16-( )= 10

7+( )= 14

0+( )= 12

5+( )= 1 1

( )+6= 14

8-( )=0

8-( )=8

15-( )=6

( )+ 13= 13

19-( )=9

6+( )= 14

0+( )=0

13-( )=5

8+( )= 15

10+( )= 18

15+( )=20

0-( )=0

6+( )= 14

Second, put ">" in (), "< or" = ".

6+4() 1 1

6+4+2()6+6

7+8()8+2+6

17()8+8

7+3()20-3-7

4+3+5() 14-2

6+7() 17-7+4

12() 15-3

6+7()8+6

5+8()8+5

8+5()3+9

3+2()20-4

4+6()20-9

17-3()7+7

16-5()6+6

13()7+7

20() 10+9

6+7()9+2

5+8()6+9

13-3+5()9+5

3. What is the maximum number of words in brackets?

10+5 >( )

6+3 >4+( )

7+9 >( )+7

9+4 >( )+9

5+9 >( )+ 10

8+ 10 >( )-0

8+5 >( )

6+()& lt; 17-5

()+0 & lt; 8+4

()+7 & lt; 8+3

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