20以内的连加练习题

时间:2015-07-09 04:21:41
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20以内的连加练习题

  数学要想学好,就必须得多做题,俗话说得好,熟能生巧。下面是小编为大家整理的20以内的.连加练习题,欢迎阅读。

  20以内的连加练习题

  (1)8 + 9 + 2 =

  (2)2 + 2 + 14 =

  (3)1 + 13 + 1 =

  (4)6 + 3 + 1 =

  (5)9 + 1 + 9 =

  (6)2 + 4 + 3 =

  (7)1 + 10 + 8 =

  (8)2 + 6 + 7 =

  (9)10 + 3 + 2 =

  (10)6 + 3 + 8 =

  (11)4 + 15 + 1 =

  (12)10 + 1 + 5 =

  (13)9 + 2 + 3 =

  (14)1 + 14 + 3 =

  (15)1 + 10 + 5 =

  参考答案

  (1)8 + 9 + 2 =19

  (2)2 + 2 + 14 =18

  (3)1 + 13 + 1 =15

  (4)6 + 3 + 1 =10

  (5)9 + 1 + 9 =19

  (6)2 + 4 + 3 =9

  (7)1 + 10 + 8 =19

  (8)2 + 6 + 7 =15

  (9)10 + 3 + 2 =15

  (10)6 + 3 + 8 =17

  (11)4 + 15 + 1 =20

  (12)10 + 1 + 5 =16

  (13)9 + 2 + 3 =14

  (14)1 + 14 + 3 =18

  (15)1 + 10 + 5 =16

20以内的连加练习题

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