Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
41 – 35 =
1
6
|
2.
33 – 25 =
8
1
|
3.
26 + 14 =
40
2
|
4.
15 – 0 =
15
1
|
|
5.
80 + 12 =
2
92
|
6.
54 + 19 =
2
73
|
7.
59 + 0 =
2
59
|
8.
29 + 36 =
2
65
|
|
9.
71 – 10 =
2
61
|
10.
82 – 7 =
75
2
|
11.
67 – 56 =
1
11
|
12.
47 – 12 =
35
2
|
|
13.
59 + 35 =
94
2
|
14.
46 – 41 =
1
5
|
15.
53 + 15 =
2
68
|
16.
60 + 21 =
2
81
|
|
17.
71 – 9 =
2
62
|
18.
94 – 48 =
46
2
|
19.
98 – 26 =
72
2
|
20.
27 + 35 =
2
62
|