30 以内连加连减练习(100 题)一 班别:_ _ _ _ _ _ _ _ 姓名:_ _ _ _ _ _ _ _ 学号:_ _ _ _ _ _ _ _ 成绩:_ _ _ _ _ _ _ _ 16 + 12 + 2 = 7 + 13 - 5 = 15 + 12 + 2 = 12 + 18 - 0 = 5 + 15 - 20 = 16 - 2 - 7 = 9 + 19 - 28 = 20 - 9 - 9 = 6 - 4 - 0 = 5 - 3 + 12 = 11 - 8 - 1 = 21 - 17 + 24 = 25 - 2 + 4 = 17 + 3 + 9 = 9 - 2 + 10 = 19 + 7 + 1 = 23 + 6 + 1 = 8 + 22 - 23 = 19 + 9 + 1 = 21 + 6 - 18 = 20 + 8 - 1 = 25 - 7 - 11 = 18 + 3 - 7 = 20 - 9 - 10 = 6 - 1 - 4 = 16 - 14 + 24 = 17 - 7 - 10 = 25 - 19 + 1 = 9 - 7 + 23 = 18 + 7 + 1 = 7 - 6 + 21 = 24 + 4 + 2 = 11 + 11 + 2 = 15 + 7 - 19 = 10 + 16 + 4 = 13 + 16 - 10 = 5 + 2 - 7 = 12 - 6 - 3 = 15 + 10 - 13 = 14 - 13 - 0 = 17 - 11 - 6 = 20 - 19 + 16 = 17 - 12 - 1 = 13 - 2 + 16 = 22 - 18 + 15 = 12 + 3 + 5 = 17 - 13 + 13 = 24 + 2 + 4 = 16 + 8 + 5 = 18 + 10 - 20 = 22 + 3 + 3 = 6 + 1 - 3