Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
83 + 0 =
2
83
|
2.
36 – 22 =
1
14
|
3.
2 – 0 =
1
2
|
4.
11 + 11 =
22
2
|
|
5.
64 – 42 =
22
2
|
6.
85 + 6 =
2
91
|
7.
83 + 13 =
2
96
|
8.
98 + 0 =
2
98
|
|
9.
31 – 24 =
1
7
|
10.
73 + 4 =
2
77
|
11.
79 + 13 =
2
92
|
12.
8 + 56 =
64
2
|
|
13.
66 – 26 =
2
40
|
14.
6 + 83 =
2
89
|
15.
8 + 83 =
91
2
|
16.
73 – 67 =
1
6
|
|
17.
84 – 12 =
2
72
|
18.
13 + 22 =
2
35
|
19.
96 – 55 =
41
2
|
20.
48 + 1 =
49
2
|