Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
33 + 58 =
91
2
|
2.
35 + 41 =
76
2
|
3.
44 + 2 =
46
2
|
4.
5 – 4 =
1
2
|
|
5.
64 + 8 =
72
2
|
6.
87 + 10 =
97
2
|
7.
70 + 5 =
75
2
|
8.
15 + 82 =
2
97
|
|
9.
88 + 3 =
91
2
|
10.
11 + 81 =
92
2
|
11.
91 – 24 =
2
67
|
12.
90 + 2 =
92
2
|
|
13.
73 + 11 =
2
84
|
14.
40 + 57 =
97
2
|
15.
83 – 8 =
75
2
|
16.
74 + 22 =
2
96
|
|
17.
97 + 1 =
2
98
|
18.
3 – 3 =
2
0
|
19.
47 + 27 =
2
74
|
20.
52 + 1 =
53
2
|