Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
754 – 316 =
4
3
2
438
|
2.
547 + 394 =
2
3
4
941
|
3.
801 + 24 =
3
825
2
4
|
4.
916 + 58 =
2
4
974
3
|
|
5.
409 – 102 =
2
3
307
4
|
6.
249 – 125 =
2
3
124
4
|
7.
52 – 0 =
3
4
2
52
|
8.
469 – 141 =
3
2
328
4
|
|
9.
637 – 515 =
3
122
4
2
|
10.
274 – 43 =
2
3
231
4
|
11.
790 – 472 =
2
318
3
4
|
12.
897 – 497 =
2
3
400
4
|
|
13.
860 + 1 =
4
2
3
861
|
14.
93 + 224 =
4
2
3
317
|
15.
692 + 302 =
4
3
994
2
|
16.
56 – 5 =
3
2
4
51
|
|
17.
530 + 20 =
3
4
550
2
|
18.
325 + 675 =
3
1000
4
2
|
19.
802 + 7 =
4
2
3
809
|
20.
861 + 117 =
978
4
2
3
|