Reken de erbijsom en erafsom tot 100 uit
In de mix
|
1.
6 + 77 =
4
83
2
3
|
2.
1 + 14 =
2
15
1
3
|
3.
43 – 12 =
2
3
31
4
|
4.
57 – 47 =
3
10
1
2
|
|
5.
6 + 63 =
69
4
2
3
|
6.
68 + 31 =
4
3
99
2
|
7.
70 + 15 =
2
3
85
4
|
8.
40 + 33 =
3
73
2
4
|
|
9.
13 – 12 =
2
1
4
3
|
10.
62 + 13 =
2
4
75
3
|
11.
38 – 28 =
3
1
10
2
|
12.
70 – 47 =
2
23
4
3
|
|
13.
63 + 11 =
74
4
2
3
|
14.
61 – 41 =
20
2
3
4
|
15.
29 + 29 =
58
2
4
3
|
16.
42 + 20 =
2
3
4
62
|
|
17.
100 – 41 =
59
2
4
3
|
18.
14 – 2 =
1
12
3
2
|
19.
99 + 1 =
3
100
4
2
|
20.
1 + 44 =
4
3
2
45
|