Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
493 + 222 =
2
4
715
3
|
2.
406 + 428 =
2
834
3
4
|
3.
769 – 720 =
4
2
3
49
|
4.
81 + 571 =
3
2
652
4
|
|
5.
594 – 107 =
487
4
3
2
|
6.
586 – 337 =
3
2
249
4
|
7.
105 – 12 =
3
2
93
4
|
8.
247 + 204 =
2
451
4
3
|
|
9.
401 – 305 =
3
2
4
96
|
10.
445 – 307 =
138
4
3
2
|
11.
514 – 339 =
175
4
3
2
|
12.
283 + 497 =
2
4
780
3
|
|
13.
619 + 132 =
3
751
4
2
|
14.
577 + 351 =
2
3
928
4
|
15.
755 + 23 =
3
4
2
778
|
16.
798 – 589 =
4
209
2
3
|
|
17.
505 + 117 =
4
2
3
622
|
18.
431 + 42 =
473
3
4
2
|
19.
875 + 65 =
4
2
3
940
|
20.
323 + 475 =
3
2
4
798
|