Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
450 – 74 =
3
2
376
4
|
2.
961 – 515 =
4
3
2
446
|
3.
650 + 273 =
4
923
3
2
|
4.
460 – 294 =
2
166
4
3
|
|
5.
289 + 425 =
4
714
3
2
|
6.
362 – 315 =
47
4
2
3
|
7.
312 + 584 =
4
3
2
896
|
8.
720 + 213 =
933
2
3
4
|
|
9.
63 + 610 =
2
4
3
673
|
10.
442 + 431 =
4
3
873
2
|
11.
502 + 152 =
3
4
2
654
|
12.
888 – 348 =
540
3
4
2
|
|
13.
623 – 145 =
2
3
478
4
|
14.
81 + 361 =
4
2
442
3
|
15.
973 – 354 =
4
3
619
2
|
16.
85 – 76 =
3
2
9
1
|
|
17.
544 + 6 =
550
4
2
3
|
18.
621 + 55 =
676
4
2
3
|
19.
526 – 420 =
3
4
2
106
|
20.
880 – 614 =
2
266
4
3
|