小提示:刷新当前页面可生成不同练习题。
55 + 6 =
68 + 6 =
85 + 5 =
57 + 8 =
99 + 8 =
54 + 9 =
16 + 7 =
18 + 6 =
44 + 8 =
64 + 8 =
46 + 9 =
65 + 8 =
27 + 5 =
98 + 8 =
27 + 4 =
78 + 6 =
82 + 8 =
76 + 7 =
75 + 5 =
78 + 5 =
49 + 4 =
28 + 7 =
69 + 8 =
17 + 8 =
46 + 8 =
45 + 5 =
84 + 7 =
43 + 9 =
74 + 8 =
19 + 2 =
39 + 2 =
69 + 9 =
26 + 7 =
18 + 3 =
35 + 9 =
17 + 5 =
73 + 7 =
54 + 8 =
55 + 5 =
44 + 7 =
69 + 6 =
58 + 3 =
66 + 4 =
36 + 5 =
78 + 7 =
15 + 6 =
96 + 6 =
96 + 8 =
59 + 6 =
72 + 8 =
89 + 9 =
45 + 6 =
16 + 6 =
49 + 3 =
39 + 5 =
37 + 8 =