Erbij en eraf tot 100
In de mix
|
1.
23 + 44 =
67
2
|
2.
74 + 15 =
2
89
|
3.
37 + 2 =
2
39
|
4.
43 – 17 =
2
26
|
|
5.
90 – 28 =
62
2
|
6.
54 – 46 =
1
8
|
7.
85 + 4 =
2
89
|
8.
57 – 53 =
1
4
|
|
9.
80 – 47 =
33
2
|
10.
66 – 25 =
2
41
|
11.
2 + 35 =
37
2
|
12.
65 + 15 =
80
2
|
|
13.
86 – 69 =
17
2
|
14.
89 – 28 =
2
61
|
15.
93 – 34 =
59
2
|
16.
12 – 0 =
12
1
|
|
17.
24 – 16 =
8
1
|
18.
95 – 25 =
70
2
|
19.
28 + 23 =
2
51
|
20.
92 + 1 =
93
2
|