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