五十以内加减进阶口算题100道 (23)

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1、 50以内加减进阶题 100道 用时: 错误: 24 ( )= 3 28 ( )= 36 14 ( )= 3 5 ( )= 49 36 ( )= 4 ( ) 40 = 5 ( ) 8 = 37 ( ) 1 = 41 ( ) 17 = 22 13 ( )= 16 ( ) 18 = 41 40 ( )= 14 ( ) 43 = 0 18 ( )= 28 ( ) 16 = 44 16 ( )= 19 ( ) 18 = 18 19 ( )= 18 43 ( )= 32 ( ) 6 = 14 ( ) 8 = 37 ( ) 6 = 36 ( ) 5 = 17 ( ) 7 = 11 18 ( )= 16 (

2、 ) 32 = 49 ( ) 21 = 49 7 ( )= 26 19 ( )= 36 27 ( )= 1 14 ( )= 44 ( ) 11 = 19 16 ( )= 28 25 ( )= 29 ( ) 5 = 2 39 ( )= 7 9 ( )= 5 29 ( )= 34 ( ) 20 = 28 ( ) 18 = 29 33 ( )= 31 ( ) 28 = 44 ( ) 0 = 45 38 ( )= 40 ( ) 4 = 15 ( ) 25 = 7 45 ( )= 37 ( ) 20 = 13 11 ( )= 34 26 ( )= 27 26 ( )= 9 ( ) 33 = 14 ( )

3、 16 = 28 37 ( )= 40 14 ( )= 12 45 ( )= 17 12 ( )= 35 16 ( )= 6 ( ) 8 = 21 ( ) 38 = 9 ( ) 4 = 9 ( ) 33 = 47 0 ( )= 17 34 ( )= 38 ( ) 8 = 13 7 ( )= 31 ( ) 17 = 2 32 ( )= 17 21 ( )= 25 ( ) 9 = 12 ( ) 11 = 8 ( ) 39 = 0 20 ( )= 47 ( ) 35 = 49 ( ) 15 = 2 31 ( )= 15 ( ) 19 = 37 24 ( )= 8 3 ( )= 27 12 ( )= 23 ( ) 9 = 34 ( ) 7 = 31 ( ) 22 = 39 ( ) 3 = 10 ( ) 1 = 27 46 ( )= 46 15 ( )= 33 33 ( )= 20 12 ( )= 28 4 ( )= 16 ( ) 10 = 26 ( ) 5 = 7 ( ) 2 = 20 ( ) 42 = 48 ( ) 5 = 11 ( ) 29 = 48 ( ) 27 = 9 ( ) 22 = 16 ( ) 4 = 17 ( ) 19 = 18

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