Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
264 + 177 =
2
3
441
4
|
2.
344 + 364 =
708
3
2
4
|
3.
200 – 185 =
2
1
3
15
|
4.
445 – 413 =
32
4
2
3
|
|
5.
828 + 23 =
851
2
3
4
|
6.
407 – 194 =
213
2
3
4
|
7.
410 + 370 =
4
780
3
2
|
8.
923 + 34 =
957
2
3
4
|
|
9.
883 + 115 =
998
2
3
4
|
10.
848 – 601 =
3
4
247
2
|
11.
948 + 28 =
2
4
3
976
|
12.
935 + 2 =
937
2
3
4
|
|
13.
297 + 177 =
4
474
2
3
|
14.
675 – 473 =
2
4
3
202
|
15.
754 – 693 =
61
4
3
2
|
16.
447 – 188 =
3
2
4
259
|
|
17.
865 + 5 =
2
4
870
3
|
18.
603 + 396 =
2
3
999
4
|
19.
613 + 103 =
2
3
4
716
|
20.
742 + 249 =
3
2
4
991
|