Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
47 + 43 =
2
90
|
2.
11 + 65 =
76
2
|
3.
89 + 2 =
2
91
|
4.
11 + 26 =
37
2
|
|
5.
91 + 6 =
97
2
|
6.
64 – 50 =
1
14
|
7.
57 – 52 =
1
5
|
8.
45 + 38 =
2
83
|
|
9.
78 + 8 =
2
86
|
10.
45 + 20 =
65
2
|
11.
100 + 0 =
2
100
|
12.
81 + 14 =
95
2
|
|
13.
61 – 45 =
2
16
|
14.
62 + 20 =
2
82
|
15.
55 + 31 =
2
86
|
16.
9 – 7 =
1
2
|
|
17.
17 + 52 =
2
69
|
18.
90 – 22 =
2
68
|
19.
97 – 63 =
34
2
|
20.
86 + 10 =
2
96
|