Maak de erbijsom en erafsom tot 100
In de mix
|
1.
2 + 29 =
31
2
|
2.
4 – 3 =
1
2
|
3.
80 + 1 =
2
81
|
4.
92 + 4 =
2
96
|
|
5.
4 + 90 =
94
2
|
6.
21 – 1 =
20
2
|
7.
51 + 3 =
2
54
|
8.
38 + 52 =
90
2
|
|
9.
52 + 22 =
2
74
|
10.
38 – 37 =
2
1
|
11.
81 + 12 =
93
2
|
12.
1 + 78 =
79
2
|
|
13.
48 + 47 =
2
95
|
14.
60 + 18 =
2
78
|
15.
95 – 3 =
92
2
|
16.
5 – 3 =
1
2
|
|
17.
61 – 28 =
2
33
|
18.
11 – 8 =
1
3
|
19.
92 – 90 =
1
2
|
20.
56 – 6 =
50
2
|