Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
339 + 230 =
4
2
569
3
|
2.
470 – 442 =
2
4
3
28
|
3.
176 – 43 =
3
2
133
4
|
4.
152 – 123 =
3
2
4
29
|
|
5.
201 – 183 =
18
2
3
4
|
6.
900 – 617 =
2
3
283
4
|
7.
36 – 26 =
10
2
3
1
|
8.
64 – 59 =
3
1
2
5
|
|
9.
567 – 355 =
4
212
2
3
|
10.
285 – 13 =
2
272
4
3
|
11.
19 – 14 =
5
2
3
1
|
12.
996 – 401 =
4
595
2
3
|
|
13.
20 + 621 =
641
2
4
3
|
14.
79 + 857 =
3
4
936
2
|
15.
46 – 36 =
3
2
10
1
|
16.
429 – 25 =
404
2
3
4
|
|
17.
271 + 261 =
3
2
532
4
|
18.
521 – 197 =
2
324
4
3
|
19.
565 – 195 =
4
3
2
370
|
20.
755 + 211 =
2
3
966
4
|