50以内加减进阶口算题100道 (54)

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1、 50以内加减进阶题 100道 用时: 错误: 18 ( )= 9 ( ) 10 = 3 ( ) 23 = 19 2 ( )= 11 0 ( )= 12 ( ) 27 = 42 ( ) 20 = 5 ( ) 7 = 42 ( ) 25 = 0 35 ( )= 47 17 ( )= 44 8 ( )= 31 ( ) 14 = 4 39 ( )= 24 ( ) 29 = 29 35 ( )= 6 ( ) 1 = 38 48 ( )= 4 49 ( )= 7 ( ) 13 = 36 32 ( )= 23 ( ) 22 = 25 33 ( )= 33 13 ( )= 20 19 ( )= 20 15

2、( )= 13 10 ( )= 1 6 ( )= 3 2 ( )= 6 7 ( )= 18 ( ) 13 = 13 ( ) 5 = 48 39 ( )= 33 24 ( )= 3 48 ( )= 38 ( ) 16 = 35 ( ) 30 = 15 21 ( )= 42 22 ( )= 30 ( ) 1 = 7 ( ) 12 = 43 ( ) 5 = 27 ( ) 27 = 37 ( ) 19 = 13 ( ) 37 = 47 34 ( )= 10 ( ) 13 = 29 ( ) 0 = 26 21 ( )= 4 19 ( )= 36 3 ( )= 9 ( ) 3 = 42 48 ( )= 2

3、3 38 ( )= 16 24 ( )= 30 2 ( )= 21 26 ( )= 10 35 ( )= 8 31 ( )= 4 41 ( )= 31 ( ) 1 = 43 49 ( )= 47 11 ( )= 11 ( ) 15 = 44 ( ) 29 = 9 25 ( )= 28 24 ( )= 39 48 ( )= 28 32 ( )= 35 ( ) 44 = 49 ( ) 13 = 19 ( ) 8 = 7 ( ) 22 = 11 6 ( )= 20 34 ( )= 2 34 ( )= 0 ( ) 18 = 29 ( ) 1 = 34 36 ( )= 32 8 ( )= 6 14 ( )= 39 32 ( )= 42 ( ) 7 = 13 ( ) 14 = 15 6 ( )= 42 ( ) 39 = 43 ( ) 39 = 39 ( ) 16 = 32 ( ) 3 = 37 ( ) 41 = 0 39 ( )= 8 ( ) 11 = 3 ( ) 0 = 12 23 ( )= 17 ( ) 4 = 9 ( ) 17 = 36 3 ( )= 27 43 ( )= 15 ( ) 8 = 37 4 ( )= 48

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