Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
461 + 490 =
3
2
4
951
|
2.
576 – 534 =
2
3
4
42
|
3.
245 + 437 =
2
4
3
682
|
4.
761 – 268 =
2
4
493
3
|
|
5.
117 – 91 =
2
26
4
3
|
6.
119 + 760 =
3
2
4
879
|
7.
147 – 20 =
4
3
2
127
|
8.
269 + 219 =
3
2
4
488
|
|
9.
586 + 274 =
2
4
3
860
|
10.
52 + 293 =
2
345
4
3
|
11.
741 + 11 =
752
2
3
4
|
12.
479 + 459 =
4
3
938
2
|
|
13.
566 – 264 =
2
4
3
302
|
14.
278 + 410 =
2
688
3
4
|
15.
557 + 61 =
2
618
3
4
|
16.
669 + 0 =
669
4
2
3
|
|
17.
256 + 666 =
2
3
4
922
|
18.
426 + 380 =
806
3
4
2
|
19.
469 + 433 =
4
2
902
3
|
20.
966 + 25 =
991
2
4
3
|