Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
708 – 656 =
4
52
3
2
|
2.
706 – 524 =
4
3
182
2
|
3.
181 – 84 =
2
97
3
4
|
4.
551 + 55 =
606
4
2
3
|
|
5.
6 – 6 =
3
0
2
4
|
6.
588 + 396 =
2
984
4
3
|
7.
810 + 84 =
2
4
894
3
|
8.
508 + 431 =
3
4
2
939
|
|
9.
325 – 317 =
3
1
8
2
|
10.
956 – 300 =
656
2
4
3
|
11.
992 + 5 =
3
997
4
2
|
12.
205 – 9 =
3
2
196
4
|
|
13.
106 + 534 =
640
4
3
2
|
14.
724 + 147 =
2
871
4
3
|
15.
328 – 280 =
48
2
4
3
|
16.
429 + 418 =
2
3
4
847
|
|
17.
980 + 20 =
4
2
1000
3
|
18.
724 + 86 =
2
4
810
3
|
19.
488 – 231 =
4
2
257
3
|
20.
356 + 475 =
831
2
3
4
|