50以内连续减法填空练习(共50道)
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46-10-(     )=26

38-34-(     )=3

38-(     )-17=12

22-(     )-17=3

(     )-28-9=5

35-33-(     )=2

(     )-15-22=0

(     )-24-0=17

(     )-21-3=9

(     )-26-0=14

24-3-(     )=11

21-(     )-7=4

(     )-12-7=6

41-23-(     )=14

(     )-11-7=13

33-(     )-9=2

28-(     )-8=4

42-16-(     )=0

43-32-(     )=4

39-(     )-8=0

29-(     )-5=5

21-15-(     )=2

(     )-24-4=21

(     )-28-3=10

26-2-(     )=13

(     )-4-27=7

36-(     )-5=9

(     )-34-8=2

29-(     )-5=13

(     )-2-16=9

21-(     )-2=9

(     )-13-8=7

(     )-14-16=1

23-20-(     )=2

31-17-(     )=10

(     )-7-11=4

43-18-(     )=11

42-8-(     )=16

44-(     )-8=31

39-20-(     )=6

23-21-(     )=1

(     )-44-0=3

(     )-22-4=9

(     )-16-3=10

(     )-31-6=6

39-(     )-34=3

29-5-(     )=6

44-40-(     )=0

(     )-38-4=3

34-(     )-7=2

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