Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
548 + 340 =
2
888
3
4
|
2.
695 + 146 =
841
3
2
4
|
3.
799 + 151 =
4
950
3
2
|
4.
49 + 854 =
2
4
903
3
|
|
5.
370 + 485 =
3
4
2
855
|
6.
493 – 41 =
3
4
452
2
|
7.
82 – 31 =
3
2
4
51
|
8.
417 + 490 =
3
907
2
4
|
|
9.
346 – 117 =
3
2
4
229
|
10.
23 – 14 =
2
9
1
3
|
11.
325 – 12 =
3
2
313
4
|
12.
568 – 224 =
4
2
344
3
|
|
13.
990 – 330 =
660
4
3
2
|
14.
487 + 432 =
3
4
919
2
|
15.
365 – 294 =
4
71
2
3
|
16.
959 – 732 =
4
3
227
2
|
|
17.
841 + 19 =
3
860
4
2
|
18.
353 + 417 =
4
770
3
2
|
19.
867 + 90 =
957
2
3
4
|
20.
104 – 36 =
4
68
3
2
|