Reken de erbijsom en erafsom tot 100 uit
In de mix
|
1.
40 + 50 =
4
90
3
2
|
2.
86 – 42 =
3
2
44
4
|
3.
32 – 0 =
2
32
3
4
|
4.
35 + 16 =
4
3
2
51
|
|
5.
17 – 9 =
3
8
2
1
|
6.
7 – 0 =
1
3
7
2
|
7.
56 – 52 =
1
2
3
4
|
8.
27 + 38 =
4
3
2
65
|
|
9.
34 + 22 =
4
56
3
2
|
10.
63 + 12 =
4
75
2
3
|
11.
55 + 15 =
2
70
3
4
|
12.
47 + 3 =
2
3
4
50
|
|
13.
10 – 1 =
3
2
9
1
|
14.
81 + 17 =
2
3
4
98
|
15.
24 – 3 =
3
4
2
21
|
16.
80 + 15 =
95
3
4
2
|
|
17.
60 – 49 =
2
3
11
1
|
18.
27 + 25 =
3
4
52
2
|
19.
54 + 24 =
3
4
2
78
|
20.
25 + 64 =
89
4
2
3
|