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五十以内加减进阶口算题100道 (28)

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 50以内加减进阶题 100道 用时: 错误:

( ) - 14 = 9 32 - ( )= 0 29 - ( )= 6

( ) + 11 = 19 ( ) - 25 = 17 ( ) - 9 = 2

35 - ( )= 16 ( ) + 7 = 21 ( ) - 13 = 15

18 - ( )= 13

35 - ( )= 25 42

49 - ( )= 15 3

( ) + 40 = 46

47 - ( )= 22

1 + ( )= 10 30

( ) + 8 = 29 18

( ) - 4 = 43 4

22 + ( )= 23

47 - ( )= 32

( ) + 7 = 50 18

( ) + 8 = 17 31

16 + ( )= 42 33

( ) + 23 = 45

48 - ( )= 14 20

38 - ( )= 22

( ) - 19 = 21 ( ) - 16 = 26 21 - ( )= 14 + ( )= 14 18 ( ) - 4 = 45 ( ) - 1 = 28 + ( )= 42 8 - ( )= 3 16 - ( )= 1 ( ) - 14 = 3 30 ( ) + 20 = 44 - ( )= 12 23 - ( )= 1 - ( )= 14 ( ) - 29 = 7 33 + ( )= 26 ( ) - 18 = 23 ( ) - 9 = 8 30 + ( )= 25 ( ) - 5 = 37 - ( )= 17 ( ) + 26 = 47 ( ) + 17 = 47 + ( )= 23 + ( )= 37 ( ) + 8 = 18 - ( )= 10 ( ) + 12 = 39 - ( )= 18 ( ) - 6 = 32 ( ) - 2 = 12 - ( )= 4 ( ) + 28 = 35 ( ) - 24 = 0 - ( )= 23

7 + ( )= 48 41 + ( )= 47 5 - ( )= 2

18 + ( )= 19 ( ) + 20 = 48 ( ) + 2 = 46

( ) - 6 = 16 30 - ( )= 18 0 + ( )= 21

( ) + 32 = 44 26 - ( )= 8 31 + ( )= 35

26 + ( )= 29 2

17 - ( )= 3 48

( ) + 3 = 43 41

25 - ( )= 17 38

14 - ( )= 12

( ) + 14 = 27

9 + ( )= 29

( ) - 16 = 18

33 + ( )= 42

24 + ( )= 49

+ ( )= 4 38 - ( )= 1 - ( )= 18 - ( )= 32 1 ( ) + 0 = 27 43 ( ) - 24 = 9 ( ) - 4 = 24 2 ( ) - 0 = 34 0 ( ) - 2 = 42 + ( )= 49 ( ) - 20 = 4 ( ) - 9 = 38 + ( )= 5 - ( )= 1 ( ) - 35 = 10 + ( )= 43 + ( )= 16 ( ) - 17 = 13

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