Supersnelle erbijsommen en erafsommen tot 100
In de mix
|
1.
73 – 9 =
4
3
2
64
|
2.
43 + 35 =
3
78
4
2
|
3.
47 + 22 =
4
3
2
69
|
4.
74 + 22 =
4
96
3
2
|
|
5.
68 – 23 =
3
45
2
4
|
6.
57 + 12 =
2
4
69
3
|
7.
72 + 12 =
4
3
2
84
|
8.
68 – 34 =
2
34
3
4
|
|
9.
72 + 17 =
3
89
2
4
|
10.
40 – 7 =
4
2
3
33
|
11.
35 + 18 =
4
53
2
3
|
12.
30 + 56 =
86
3
2
4
|
|
13.
24 + 19 =
3
4
2
43
|
14.
65 – 44 =
21
3
2
4
|
15.
34 + 55 =
4
89
2
3
|
16.
14 + 83 =
2
97
4
3
|
|
17.
84 + 10 =
2
3
4
94
|
18.
61 + 17 =
3
2
4
78
|
19.
58 – 49 =
1
2
9
3
|
20.
34 – 14 =
2
3
20
4
|