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