Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
991 – 885 =
2
4
106
3
|
2.
412 + 362 =
774
3
4
2
|
3.
256 + 737 =
993
4
3
2
|
4.
378 + 598 =
2
3
4
976
|
|
5.
714 + 239 =
953
4
3
2
|
6.
325 – 72 =
4
2
253
3
|
7.
331 + 198 =
4
2
3
529
|
8.
69 – 20 =
4
3
2
49
|
|
9.
849 + 41 =
890
4
3
2
|
10.
697 + 236 =
2
3
933
4
|
11.
399 + 288 =
687
4
2
3
|
12.
477 – 123 =
3
2
4
354
|
|
13.
507 – 381 =
126
4
3
2
|
14.
92 – 82 =
10
2
3
1
|
15.
694 + 24 =
2
718
4
3
|
16.
467 – 83 =
384
3
2
4
|
|
17.
304 + 334 =
3
4
638
2
|
18.
193 + 511 =
4
704
2
3
|
19.
359 + 88 =
4
3
447
2
|
20.
682 + 5 =
687
2
3
4
|