Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
87 – 63 =
24
2
3
4
|
2.
780 + 208 =
4
988
2
3
|
3.
378 – 298 =
3
2
4
80
|
4.
508 – 144 =
364
4
3
2
|
|
5.
756 + 123 =
2
3
879
4
|
6.
512 + 294 =
4
3
806
2
|
7.
351 – 124 =
3
4
2
227
|
8.
122 – 54 =
68
2
4
3
|
|
9.
396 + 219 =
2
615
3
4
|
10.
284 + 607 =
2
4
3
891
|
11.
164 – 124 =
4
40
3
2
|
12.
531 + 191 =
3
2
4
722
|
|
13.
889 + 19 =
908
4
3
2
|
14.
941 – 88 =
2
4
3
853
|
15.
960 + 13 =
2
973
3
4
|
16.
720 – 392 =
3
2
328
4
|
|
17.
896 – 774 =
3
4
2
122
|
18.
76 + 390 =
4
466
3
2
|
19.
831 – 419 =
2
3
412
4
|
20.
469 – 448 =
2
21
3
4
|