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Subtraction - Mathematical Tasks

Step-by-step subtraction task for each day. Develops the ability to solve examples with the subtraction operation.

Subtraction #1

4-1=4-2=3-1=
Attempts: 3 Level: Light
  • Answers: 1~4
  • Examples: 15
  • Answers: 1~4
  • Examples: 16

Subtraction #2

6-3=4-1=2-1=
Attempts: 3 Level: Light
  • Answers: 1~5
  • Examples: 21
  • Answers: 1~5
  • Examples: 20

Subtraction #3

7-1=7-4=5-2=
Attempts: 5 Level: Light
  • Answers: 1~6
  • Examples: 30
  • Answers: 1~6
  • Examples: 30

Subtraction #4

8-1=2-1=4-1=
Attempts: 2 Level: Light
  • Answers: 0~9
  • Examples: 24
  • Subtraction 1
  • Answers: 0~9
  • Examples: 24
  • Subtraction 1

Subtraction #5

8-2=4-2=7-2=
Attempts: 2 Level: Light
  • Answers: 0~8
  • Examples: 24
  • Subtraction 2
  • Answers: 0~8
  • Examples: 24
  • Subtraction 2

Subtraction #6

10-3=4-3=7-3=
Attempts: 2 Level: Light
  • Answers: 0~7
  • Examples: 24
  • Subtraction 3
  • Answers: 0~7
  • Examples: 24
  • Subtraction 3

Subtraction #7

9-4=7-4=4-4=
Attempts: 2 Level: Light
  • Answers: 0~6
  • Examples: 24
  • Subtraction 4
  • Answers: 0~6
  • Examples: 24
  • Subtraction 4

Subtraction #8

8-5=7-5=6-5=
Attempts: 2 Level: Light
  • Answers: 0~5
  • Examples: 24
  • Subtraction 5
  • Answers: 0~5
  • Examples: 24
  • Subtraction 5

Subtraction #9

10-1=10-2=9-2=
Attempts: 3 Level: Easy
  • Answers: 7~12
  • Examples: 21
  • Subtraction 1,2,3,4,5
  • Answers: 7~12
  • Examples: 22
  • Subtraction 1,2,3,4,5

Subtraction #10

6+0=3-3=4+6=
Attempts: 3 Level: Easy
  • Answers: 0~10
  • Examples: 21
  • Answers: 0~10
  • Examples: 22

Subtraction #11

13-3=13-2=14-1=
Attempts: 2 Level: Easy
  • Answers: 10~14
  • Examples: 21
  • Subtraction 1,2,3,4,5
  • Answers: 10~14
  • Examples: 22
  • Subtraction 1,2,3,4,5

Subtraction #12

14-2=15-4=14-4=
Attempts: 3 Level: Easy
  • Answers: 0~14
  • Examples: 24
  • Subtraction 1,2,3,4,5
  • Answers: 0~14
  • Examples: 24
  • Subtraction 1,2,3,4,5

Subtraction #13

15-6=7-6=14-6=
Attempts: 2 Level: Easy
  • Answers: 0~10
  • Examples: 24
  • Subtraction 6
  • Answers: 0~10
  • Examples: 24
  • Subtraction 6

Subtraction #14

16-7=13-7=12-7=
Attempts: 2 Level: Easy
  • Answers: 0~10
  • Examples: 24
  • Subtraction 7
  • Answers: 0~10
  • Examples: 24
  • Subtraction 7

Subtraction #15

10-5=17-2=13-3=
Attempts: 3 Level: Easy
  • Answers: 0~15
  • Examples: 21
  • Answers are a multiple of 5
  • Answers: 0~15
  • Examples: 22
  • Answers are a multiple of 5

Subtraction #16

16-8=15-8=17-8=
Attempts: 2 Level: Easy
  • Answers: 0~10
  • Examples: 24
  • Subtraction 8
  • Answers: 0~10
  • Examples: 24
  • Subtraction 8

Subtraction #17

10-8=8-8=11-5=
Attempts: 4 Level: Normal
  • Answers: 0~16
  • Examples: 48
  • Subtraction 4,5,6,7,8
  • Answers: 0~16
  • Examples: 38
  • Subtraction 4,5,6,7,8

Subtraction #18

19-9=18-9=12-9=
Attempts: 2 Level: Normal
  • Answers: 0~10
  • Examples: 24
  • Subtraction 9
  • Answers: 0~10
  • Examples: 24
  • Subtraction 9

Subtraction #19

0-0=5-0=20-5=
Attempts: 2 Level: Normal
  • Answers: 0~20
  • Examples: 21
  • Numbers are a multiple of 5
  • Answers: 0~20
  • Examples: 22
  • Numbers are a multiple of 5

Subtraction #20

6-2=2-1=9-0=
Attempts: 3 Level: Normal
  • Answers: 0~20
  • Examples: 30
  • Answers: 0~20
  • Examples: 30

Subtraction #21

16-10=13-10=14-10=
Attempts: 2 Level: Normal
  • Answers: 0~10
  • Examples: 24
  • Subtraction 10
  • Answers: 0~10
  • Examples: 24
  • Subtraction 10

Subtraction #22

10-9=17-6=8-6=
Attempts: 4 Level: Normal
  • Answers: 0~14
  • Examples: 48
  • Subtraction 6,7,8,9,10
  • Answers: 0~14
  • Examples: 38
  • Subtraction 6,7,8,9,10

Subtraction #23

19-11=14-11=18-1=
Attempts: 2 Level: Normal
  • Answers: 0~20
  • Examples: 24
  • Subtraction *1
  • Answers: 0~20
  • Examples: 24
  • Subtraction *1

Subtraction #24

17-2=3-2=12-2=
Attempts: 2 Level: Normal
  • Answers: 0~18
  • Examples: 24
  • Subtraction *2
  • Answers: 0~18
  • Examples: 24
  • Subtraction *2

Subtraction #25

11-7=3+13=11-10=
Attempts: 4 Level: Difficult
  • Answers: 0~30
  • Examples: 30
  • Answers: 0~30
  • Examples: 30

Subtraction #26

11-3=10-3=19-13=
Attempts: 2 Level: Difficult
  • Answers: 0~20
  • Examples: 24
  • Subtraction *3
  • Answers: 0~20
  • Examples: 24
  • Subtraction *3

Subtraction #27

17-4=19-14=24-4=
Attempts: 2 Level: Difficult
  • Answers: 0~20
  • Examples: 24
  • Subtraction *4
  • Answers: 0~20
  • Examples: 24
  • Subtraction *4

Subtraction #28

8-5=16-15=7-5=
Attempts: 2 Level: Difficult
  • Answers: 0~18
  • Examples: 24
  • Subtraction *5
  • Answers: 0~18
  • Examples: 24
  • Subtraction *5

Subtraction #29

7-6=12-6=19-16=
Attempts: 2 Level: Difficult
  • Answers: 0~14
  • Examples: 24
  • Subtraction *6
  • Answers: 0~14
  • Examples: 24
  • Subtraction *6

Subtraction #30

16-15=19+19=14+16=
Attempts: 3 Level: Difficult
  • Answers: 0~40
  • Examples: 30
  • Answers: 0~40
  • Examples: 30

Subtraction #31

12-7=27-17=11-7=
Attempts: 2 Level: Difficult
  • Answers: 0~20
  • Examples: 24
  • Subtraction *7
  • Answers: 0~20
  • Examples: 24
  • Subtraction *7

Subtraction #32

11-1=8-8=19-9=
Attempts: 3 Level: Difficult
  • Answers: 0~20
  • Examples: 30
  • Answers are a multiple of 10
  • Answers: 0~20
  • Examples: 30
  • Answers are a multiple of 10

Subtraction #33

9-8=20-8=19-18=
Attempts: 2 Level: Hard
  • Answers: 0~20
  • Examples: 30
  • Subtraction *8
  • Answers: 0~20
  • Examples: 30
  • Subtraction *8

Subtraction #34

20-17=24-14=23-13=
Attempts: 3 Level: Hard
  • Answers: 0~20
  • Examples: 24
  • Answers: 0~20
  • Examples: 24

Subtraction #35

16-10=1+2=32-3=
Attempts: 3 Level: Hard
  • Answers: 0~50
  • Examples: 30
  • Answers: 0~50
  • Examples: 30

Subtraction #36

20-9=19-9=26-9=
Attempts: 2 Level: Hard
  • Answers: 0~20
  • Examples: 30
  • Subtraction *9
  • Answers: 0~20
  • Examples: 30
  • Subtraction *9

Subtraction #37

14-6=3-0=19-7=
Attempts: 3 Level: Hard
  • Answers: 1~30
  • Examples: 48
  • Answers: 1~30
  • Examples: 38

Subtraction #38

39-29=39-9=40-20=
Attempts: 3 Level: Hard
  • Answers: 10~30
  • Examples: 48
  • Answers are a multiple of 10
  • Answers: 10~30
  • Examples: 38
  • Answers are a multiple of 10

Subtraction #39

100-70=20-10=70-40=
Attempts: 2 Level: Hard
  • Answers: 10~100
  • Examples: 48
  • Numbers are a multiple of 10
  • Answers: 10~100
  • Examples: 38
  • Numbers are a multiple of 10

Subtraction #40

18-1-3=1+4+3=1+2+4=
Attempts: 4 Level: Hard
  • Answers: 0~50
  • Examples: 30
  • Answers: 0~50
  • Examples: 30

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