Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
537 – 524 =
2
13
1
3
|
2.
852 + 117 =
969
2
4
3
|
3.
896 – 586 =
2
3
4
310
|
4.
748 + 0 =
4
2
748
3
|
|
5.
924 – 3 =
921
3
2
4
|
6.
945 – 416 =
3
529
4
2
|
7.
872 + 61 =
3
933
4
2
|
8.
93 – 40 =
53
3
2
4
|
|
9.
337 + 515 =
852
3
2
4
|
10.
649 – 561 =
3
4
2
88
|
11.
632 – 280 =
352
4
2
3
|
12.
849 + 103 =
2
952
4
3
|
|
13.
448 + 183 =
3
631
2
4
|
14.
637 – 58 =
3
2
4
579
|
15.
989 – 428 =
561
4
2
3
|
16.
360 – 66 =
2
294
4
3
|
|
17.
61 + 379 =
2
440
3
4
|
18.
566 + 209 =
4
3
775
2
|
19.
704 – 548 =
2
3
156
4
|
20.
340 + 594 =
4
934
2
3
|