Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
16 + 11 =
27
2
|
2.
47 – 42 =
5
1
|
3.
96 – 87 =
9
1
|
4.
6 – 0 =
1
6
|
|
5.
35 + 63 =
98
2
|
6.
48 + 28 =
2
76
|
7.
62 – 17 =
2
45
|
8.
67 + 5 =
72
2
|
|
9.
35 + 5 =
40
2
|
10.
79 + 18 =
2
97
|
11.
69 – 63 =
1
6
|
12.
55 + 45 =
2
100
|
|
13.
36 – 12 =
2
24
|
14.
73 + 4 =
77
2
|
15.
59 – 55 =
1
4
|
16.
11 + 72 =
83
2
|
|
17.
5 – 1 =
4
1
|
18.
83 + 3 =
2
86
|
19.
86 – 80 =
1
6
|
20.
21 + 46 =
67
2
|