Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
43 + 185 =
4
228
3
2
|
2.
131 + 475 =
3
606
2
4
|
3.
745 + 92 =
3
2
4
837
|
4.
917 + 31 =
4
948
2
3
|
|
5.
717 + 137 =
854
3
4
2
|
6.
936 + 36 =
972
3
2
4
|
7.
375 + 43 =
3
418
4
2
|
8.
861 + 108 =
969
2
3
4
|
|
9.
220 + 72 =
292
4
2
3
|
10.
172 + 450 =
2
3
4
622
|
11.
900 – 363 =
3
4
2
537
|
12.
765 – 455 =
2
310
3
4
|
|
13.
330 – 237 =
2
3
93
4
|
14.
845 + 52 =
3
4
897
2
|
15.
439 + 93 =
2
3
4
532
|
16.
669 + 289 =
958
3
2
4
|
|
17.
246 – 157 =
2
4
89
3
|
18.
181 + 503 =
2
684
4
3
|
19.
326 + 90 =
3
4
2
416
|
20.
125 – 30 =
4
2
95
3
|