Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
46 + 748 =
3
794
2
4
|
2.
442 + 40 =
482
3
4
2
|
3.
291 + 125 =
416
3
2
4
|
4.
337 + 608 =
4
2
3
945
|
|
5.
901 + 23 =
924
3
4
2
|
6.
468 – 84 =
4
2
384
3
|
7.
69 – 40 =
3
29
4
2
|
8.
781 + 138 =
919
3
2
4
|
|
9.
476 + 142 =
618
3
4
2
|
10.
468 – 77 =
2
4
3
391
|
11.
987 + 4 =
991
3
4
2
|
12.
12 – 5 =
2
1
3
7
|
|
13.
161 – 93 =
68
4
2
3
|
14.
936 + 13 =
2
4
3
949
|
15.
548 – 297 =
3
251
4
2
|
16.
851 + 17 =
4
3
2
868
|
|
17.
342 + 334 =
676
2
4
3
|
18.
595 + 5 =
2
600
4
3
|
19.
944 – 404 =
540
2
3
4
|
20.
525 + 52 =
2
4
3
577
|