Reken de erbijsom en erafsom tot 100 uit
In de mix
|
1.
13 – 12 =
4
1
2
3
|
2.
82 – 28 =
2
4
3
54
|
3.
55 + 12 =
67
3
2
4
|
4.
75 + 14 =
4
2
89
3
|
|
5.
84 + 2 =
3
86
4
2
|
6.
93 – 30 =
2
63
3
4
|
7.
53 + 22 =
4
75
2
3
|
8.
76 + 20 =
3
96
2
4
|
|
9.
2 + 86 =
2
4
3
88
|
10.
64 + 9 =
3
4
2
73
|
11.
25 + 64 =
2
4
89
3
|
12.
79 – 3 =
4
2
76
3
|
|
13.
43 – 21 =
4
22
3
2
|
14.
16 + 22 =
2
3
4
38
|
15.
7 – 3 =
2
1
4
3
|
16.
75 + 19 =
94
2
3
4
|
|
17.
36 – 33 =
3
4
2
1
|
18.
16 + 30 =
3
2
4
46
|
19.
80 – 38 =
2
3
42
4
|
20.
29 + 45 =
2
4
3
74
|