Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
489 + 145 =
4
2
634
3
|
2.
80 + 745 =
825
3
4
2
|
3.
728 – 12 =
716
4
2
3
|
4.
556 + 429 =
985
4
2
3
|
|
5.
72 + 910 =
2
3
982
4
|
6.
27 + 122 =
3
2
149
4
|
7.
353 – 250 =
4
3
103
2
|
8.
86 + 317 =
2
3
403
4
|
|
9.
710 – 369 =
4
2
3
341
|
10.
869 + 125 =
3
4
2
994
|
11.
417 – 309 =
2
108
4
3
|
12.
66 + 34 =
2
4
100
3
|
|
13.
253 + 583 =
3
836
4
2
|
14.
257 + 465 =
3
4
2
722
|
15.
530 – 299 =
2
3
4
231
|
16.
752 – 607 =
4
3
145
2
|
|
17.
193 + 55 =
2
248
4
3
|
18.
305 + 691 =
996
2
3
4
|
19.
517 + 395 =
3
4
912
2
|
20.
536 – 314 =
222
4
2
3
|