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1、 20以内加减进阶题 100道 用时: 错误: ( ) 8 = 9 16 ( )= 7 ( ) 15 = 16 ( ) 7 = 10 ( ) 6 = 20 ( ) 0 = 4 ( ) 5 = 1 13 ( )= 10 1 ( )= 12 ( ) 5 = 8 16 ( )= 16 ( ) 3 = 17 ( ) 14 = 20 18 ( )= 9 ( ) 2 = 2 19 ( )= 19 5 ( )= 10 ( ) 5 = 11 12 ( )= 8 9 ( )= 1 ( ) 2 = 18 ( ) 6 = 0 17 ( )= 16 11 ( )= 4 13 ( )= 5 ( ) 7 = 19 14
2、( )= 13 13 ( )= 3 ( ) 2 = 2 18 ( )= 12 ( ) 1 = 10 9 ( )= 5 ( ) 1 = 16 7 ( )= 7 2 ( )= 15 ( ) 1 = 10 7 ( )= 11 ( ) 9 = 16 4 ( )= 17 ( ) 0 = 10 12 ( )= 11 6 ( )= 5 ( ) 0 = 17 ( ) 5 = 10 ( ) 4 = 14 ( ) 3 = 18 12 ( )= 14 0 ( )= 16 ( ) 0 = 9 7 ( )= 5 5 ( )= 7 8 ( )= 17 11 ( )= 3 ( ) 7 = 4 ( ) 9 = 1 ( ) 6
3、 = 3 ( ) 0 = 14 ( ) 11 = 0 3 ( )= 9 10 ( )= 3 ( ) 17 = 2 ( ) 5 = 5 ( ) 4 = 4 0 ( )= 19 6 ( )= 4 16 ( )= 5 10 ( )= 6 0 ( )= 2 18 ( )= 7 16 ( )= 3 1 ( )= 1 ( ) 1 = 14 4 ( )= 14 6 ( )= 13 ( ) 2 = 10 15 ( )= 2 ( ) 6 = 9 ( ) 10 = 11 12 ( )= 15 ( ) 14 = 18 ( ) 10 = 5 ( ) 3 = 3 10 ( )= 18 ( ) 3 = 0 ( ) 10 = 15 3 ( )= 11 7 ( )= 8 ( ) 16 = 2 4 ( )= 4 ( ) 13 = 3 16 ( )= 16 ( ) 6 = 13 ( ) 0 = 18 ( ) 0 = 19 10 ( )= 12 12 ( )= 3 ( ) 2 = 16 ( ) 13 = 0 14 ( )= 3 2 ( )= 2