Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
51 + 29 =
2
80
|
2.
39 + 41 =
2
80
|
3.
25 – 16 =
9
1
|
4.
11 – 4 =
7
1
|
|
5.
55 + 10 =
2
65
|
6.
32 + 37 =
2
69
|
7.
37 + 39 =
76
2
|
8.
41 + 29 =
70
2
|
|
9.
22 – 14 =
1
8
|
10.
56 + 16 =
72
2
|
11.
99 + 0 =
99
2
|
12.
72 – 36 =
36
2
|
|
13.
10 + 51 =
2
61
|
14.
60 – 18 =
2
42
|
15.
43 + 24 =
2
67
|
16.
95 + 0 =
2
95
|
|
17.
13 – 8 =
1
5
|
18.
41 – 15 =
26
2
|
19.
59 + 28 =
87
2
|
20.
59 – 30 =
29
2
|