五十以内加减进阶计算题100道 (61)

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1、 50以内加减进阶题 100道 用时: 错误: 37 ( )= 24 ( ) 25 = 18 ( ) 15 = 43 ( ) 9 = 6 ( ) 14 = 12 39 ( )= 40 ( ) 24 = 3 ( ) 31 = 8 ( ) 28 = 49 ( ) 29 = 46 ( ) 7 = 35 ( ) 12 = 42 ( ) 10 = 35 ( ) 4 = 23 ( ) 9 = 5 25 ( )= 18 11 ( )= 16 ( ) 1 = 20 ( ) 12 = 25 ( ) 3 = 33 ( ) 21 = 35 ( ) 14 = 29 33 ( )= 0 8 ( )= 21 39 ( )

2、= 19 ( ) 45 = 49 47 ( )= 17 ( ) 6 = 43 44 ( )= 26 41 ( )= 49 ( ) 2 = 14 ( ) 2 = 30 ( ) 38 = 4 27 ( )= 7 ( ) 9 = 10 ( ) 27 = 48 ( ) 19 = 25 ( ) 4 = 19 22 ( )= 6 23 ( )= 29 ( ) 32 = 2 ( ) 24 = 25 ( ) 0 = 37 2 ( )= 28 ( ) 14 = 21 26 ( )= 21 ( ) 5 = 50 ( ) 0 = 45 ( ) 16 = 2 36 ( )= 37 ( ) 7 = 21 ( ) 2 =

3、 30 ( ) 35 = 38 ( ) 14 = 45 11 ( )= 1 11 ( )= 6 ( ) 13 = 11 ( ) 17 = 31 ( ) 8 = 32 3 ( )= 7 ( ) 0 = 16 ( ) 16 = 18 27 ( )= 12 40 ( )= 39 ( ) 19 = 16 32 ( )= 9 ( ) 42 = 4 40 ( )= 17 3 ( )= 16 ( ) 21 = 39 35 ( )= 47 43 ( )= 8 ( ) 11 = 22 ( ) 13 = 19 ( ) 37 = 9 47 ( )= 22 ( ) 26 = 12 ( ) 2 = 36 ( ) 32 = 41 ( ) 39 = 1 27 ( )= 2 ( ) 1 = 35 ( ) 2 = 26 ( ) 11 = 48 32 ( )= 20 41 ( )= 35 ( ) 2 = 11 24 ( )= 11 ( ) 14 = 34 15 ( )= 29 24 ( )= 16 7 ( )= 23 49 ( )= 0 ( ) 18 = 26 36 ( )= 42 ( ) 19 = 12 38 ( )= 28 23 ( )= 20 ( ) 22 = 31 ( ) 35 = 48

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