Supersnelle erbijsommen en erafsommen tot 100
In de mix
|
1.
34 – 11 =
3
23
2
4
|
2.
18 – 9 =
2
9
1
3
|
3.
20 + 40 =
60
2
3
4
|
4.
86 – 23 =
2
4
63
3
|
|
5.
63 – 24 =
2
3
4
39
|
6.
6 – 6 =
2
3
0
4
|
7.
6 – 3 =
4
3
1
2
|
8.
18 – 14 =
1
3
2
4
|
|
9.
19 + 69 =
2
3
4
88
|
10.
2 – 2 =
4
3
0
2
|
11.
66 – 30 =
4
2
3
36
|
12.
51 – 35 =
3
16
2
4
|
|
13.
41 + 14 =
55
2
4
3
|
14.
90 – 39 =
2
51
4
3
|
15.
9 – 3 =
3
2
6
1
|
16.
56 + 19 =
75
2
4
3
|
|
17.
49 – 45 =
3
4
1
2
|
18.
3 + 5 =
1
8
3
2
|
19.
99 – 76 =
4
2
3
23
|
20.
75 – 28 =
4
2
47
3
|