50以内加减进阶口算题100道 (79)

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1、 50以内加减进阶题 100道 用时: 错误: 20 ( )= 36 42 ( )= 35 20 ( )= 45 ( ) 12 = 21 ( ) 44 = 44 34 ( )= 0 ( ) 6 = 17 ( ) 1 = 2 20 ( )= 16 27 ( )= 23 ( ) 33 = 41 ( ) 26 = 1 ( ) 44 = 49 ( ) 6 = 14 24 ( )= 29 0 ( )= 39 ( ) 18 = 27 45 ( )= 38 21 ( )= 14 ( ) 41 = 47 36 ( )= 45 32 ( )= 41 ( ) 9 = 27 22 ( )= 45 ( ) 11 =

2、34 32 ( )= 28 12 ( )= 12 11 ( )= 24 ( ) 13 = 19 ( ) 7 = 22 14 ( )= 43 ( ) 16 = 10 43 ( )= 28 ( ) 23 = 5 36 ( )= 50 ( ) 29 = 47 46 ( )= 6 ( ) 4 = 5 ( ) 11 = 42 46 ( )= 9 18 ( )= 37 ( ) 8 = 2 40 ( )= 43 5 ( )= 26 19 ( )= 47 14 ( )= 39 34 ( )= 2 ( ) 2 = 27 16 ( )= 46 1 ( )= 15 21 ( )= 4 47 ( )= 0 16 (

3、)= 12 6 ( )= 14 ( ) 38 = 46 ( ) 3 = 1 3 ( )= 9 46 ( )= 1 ( ) 7 = 38 19 ( )= 13 49 ( )= 47 9 ( )= 7 32 ( )= 23 ( ) 10 = 38 ( ) 4 = 36 15 ( )= 27 ( ) 7 = 8 44 ( )= 46 38 ( )= 10 39 ( )= 23 ( ) 1 = 13 ( ) 31 = 8 ( ) 5 = 22 7 ( )= 6 22 ( )= 4 1 ( )= 33 8 ( )= 19 ( ) 13 = 15 ( ) 33 = 10 2 ( )= 21 ( ) 1 = 38 25 ( )= 40 ( ) 16 = 8 ( ) 1 = 34 47 ( )= 20 16 ( )= 20 12 ( )= 17 36 ( )= 40 6 ( )= 10 28 ( )= 43 ( ) 14 = 44 ( ) 40 = 1 ( ) 26 = 27 12 ( )= 44 47 ( )= 15 23 ( )= 34 19 ( )= 8 ( ) 11 = 3 ( ) 45 = 45 ( ) 26 = 9

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