Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
90 – 12 =
78
2
|
2.
32 + 1 =
33
2
|
3.
55 – 24 =
31
2
|
4.
12 – 1 =
1
11
|
|
5.
81 – 7 =
74
2
|
6.
14 – 1 =
1
13
|
7.
83 + 11 =
2
94
|
8.
68 – 12 =
56
2
|
|
9.
9 + 12 =
21
2
|
10.
98 + 1 =
99
2
|
11.
45 – 41 =
1
4
|
12.
54 – 22 =
2
32
|
|
13.
28 – 6 =
2
22
|
14.
81 + 5 =
86
2
|
15.
37 – 14 =
2
23
|
16.
97 + 0 =
2
97
|
|
17.
32 – 6 =
26
2
|
18.
57 + 23 =
2
80
|
19.
22 + 53 =
75
2
|
20.
73 – 73 =
0
2
|