Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
891 – 28 =
4
3
863
2
|
2.
328 – 146 =
2
4
182
3
|
3.
909 + 41 =
950
4
2
3
|
4.
875 – 651 =
3
4
224
2
|
|
5.
521 + 168 =
4
3
689
2
|
6.
240 + 600 =
3
4
2
840
|
7.
662 + 71 =
733
4
3
2
|
8.
607 – 295 =
312
3
2
4
|
|
9.
463 – 342 =
2
121
3
4
|
10.
328 + 157 =
3
2
4
485
|
11.
202 + 202 =
2
4
3
404
|
12.
523 + 192 =
3
2
4
715
|
|
13.
638 – 454 =
3
184
4
2
|
14.
340 – 262 =
4
78
2
3
|
15.
198 – 185 =
2
1
3
13
|
16.
870 – 54 =
2
4
816
3
|
|
17.
458 + 59 =
4
3
517
2
|
18.
830 – 489 =
2
3
341
4
|
19.
1000 – 445 =
555
2
3
4
|
20.
956 + 17 =
973
4
2
3
|