50以内连续减法填空练习(共50道)
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(     )-3-5=17

40-3-(     )=30

(     )-19-1=19

(     )-24-1=0

50-(     )-24=21

31-(     )-10=2

24-23-(     )=0

(     )-25-1=1

49-(     )-21=2

32-9-(     )=3

(     )-16-7=21

37-(     )-6=1

36-22-(     )=3

(     )-10-8=21

26-13-(     )=8

26-(     )-0=1

38-1-(     )=31

42-(     )-11=9

23-20-(     )=1

(     )-26-1=0

29-8-(     )=14

(     )-12-10=21

(     )-14-15=0

27-(     )-6=4

46-9-(     )=7

(     )-10-8=15

26-(     )-5=3

45-(     )-5=6

39-(     )-0=11

42-37-(     )=5

(     )-21-20=2

31-18-(     )=5

27-26-(     )=0

(     )-10-14=19

49-2-(     )=40

(     )-28-15=0

22-0-(     )=6

47-4-(     )=26

(     )-35-3=2

(     )-29-2=2

23-(     )-2=9

38-(     )-23=3

38-2-(     )=28

21-(     )-10=11

29-(     )-5=22

42-(     )-38=1

(     )-4-32=4

(     )-16-3=4

(     )-8-12=2

21-9-(     )=8

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