Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
569 + 350 =
4
919
2
3
|
2.
140 + 228 =
4
2
368
3
|
3.
60 – 55 =
2
3
5
1
|
4.
448 – 189 =
4
2
3
259
|
|
5.
609 + 120 =
2
729
4
3
|
6.
776 + 88 =
2
864
4
3
|
7.
780 – 570 =
210
4
3
2
|
8.
704 – 84 =
4
620
2
3
|
|
9.
272 + 16 =
288
4
3
2
|
10.
975 + 19 =
4
3
2
994
|
11.
862 + 25 =
2
3
4
887
|
12.
953 + 25 =
4
3
2
978
|
|
13.
707 – 537 =
3
4
170
2
|
14.
709 – 688 =
21
4
3
2
|
15.
922 + 15 =
937
2
3
4
|
16.
502 + 2 =
3
4
2
504
|
|
17.
672 – 618 =
54
3
4
2
|
18.
645 + 27 =
3
2
672
4
|
19.
526 + 156 =
3
2
682
4
|
20.
465 – 233 =
2
4
3
232
|