Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
436 – 234 =
2
3
4
202
|
2.
856 – 167 =
689
2
4
3
|
3.
675 + 102 =
777
2
3
4
|
4.
399 + 391 =
4
3
790
2
|
|
5.
30 + 288 =
318
3
4
2
|
6.
302 – 60 =
3
4
2
242
|
7.
679 – 352 =
4
3
2
327
|
8.
821 – 137 =
2
3
684
4
|
|
9.
13 + 796 =
4
3
2
809
|
10.
181 + 645 =
3
4
2
826
|
11.
828 + 67 =
3
4
895
2
|
12.
390 + 53 =
2
3
443
4
|
|
13.
758 – 573 =
2
185
3
4
|
14.
25 + 401 =
426
4
3
2
|
15.
610 + 208 =
3
2
4
818
|
16.
785 + 48 =
4
833
3
2
|
|
17.
669 – 139 =
3
530
4
2
|
18.
230 – 55 =
2
3
4
175
|
19.
416 – 11 =
3
2
405
4
|
20.
4 + 93 =
4
2
3
97
|