Supersnelle erbijsommen en erafsommen tot 100
In de mix
|
1.
45 – 14 =
2
4
31
3
|
2.
82 + 5 =
3
87
2
4
|
3.
37 + 14 =
2
3
4
51
|
4.
61 – 21 =
40
4
2
3
|
|
5.
28 – 9 =
19
4
2
3
|
6.
29 + 67 =
96
4
3
2
|
7.
56 – 30 =
2
3
4
26
|
8.
53 – 11 =
4
42
2
3
|
|
9.
36 + 10 =
4
3
2
46
|
10.
32 + 12 =
3
44
2
4
|
11.
37 + 7 =
44
2
4
3
|
12.
46 + 34 =
80
2
4
3
|
|
13.
70 – 32 =
2
3
4
38
|
14.
87 – 20 =
3
2
4
67
|
15.
80 – 40 =
4
40
2
3
|
16.
10 + 43 =
53
2
3
4
|
|
17.
81 + 1 =
82
2
4
3
|
18.
52 – 0 =
2
4
52
3
|
19.
56 – 42 =
2
3
1
14
|
20.
36 – 14 =
22
2
4
3
|