Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
780 + 164 =
3
2
944
4
|
2.
37 – 29 =
2
1
8
3
|
3.
585 – 317 =
2
268
3
4
|
4.
920 – 370 =
3
4
2
550
|
|
5.
216 – 179 =
4
2
3
37
|
6.
919 + 53 =
972
4
3
2
|
7.
556 + 316 =
2
872
4
3
|
8.
548 + 192 =
2
3
4
740
|
|
9.
395 – 231 =
3
164
4
2
|
10.
613 – 193 =
420
4
3
2
|
11.
929 + 65 =
3
4
2
994
|
12.
239 + 435 =
4
674
3
2
|
|
13.
988 + 9 =
2
3
4
997
|
14.
330 + 401 =
4
3
2
731
|
15.
593 – 437 =
3
4
2
156
|
16.
640 – 160 =
3
4
2
480
|
|
17.
173 + 602 =
2
775
4
3
|
18.
469 + 287 =
2
3
4
756
|
19.
32 + 130 =
2
162
3
4
|
20.
916 – 605 =
3
311
2
4
|