Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
947 + 6 =
4
2
3
953
|
2.
921 + 51 =
3
2
972
4
|
3.
252 + 63 =
3
2
315
4
|
4.
882 + 1 =
2
883
4
3
|
|
5.
319 + 29 =
4
348
2
3
|
6.
1 + 557 =
558
3
2
4
|
7.
274 + 455 =
4
3
729
2
|
8.
754 – 48 =
3
2
4
706
|
|
9.
842 – 692 =
3
2
4
150
|
10.
309 – 98 =
211
3
4
2
|
11.
713 – 611 =
2
3
102
4
|
12.
840 + 80 =
4
920
3
2
|
|
13.
648 + 352 =
4
3
1000
2
|
14.
919 – 646 =
273
2
4
3
|
15.
989 – 356 =
4
633
2
3
|
16.
970 – 390 =
580
3
2
4
|
|
17.
290 + 89 =
4
3
379
2
|
18.
264 + 507 =
771
4
3
2
|
19.
650 + 182 =
2
3
4
832
|
20.
500 + 57 =
2
4
557
3
|