Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
417 – 227 =
4
2
190
3
|
2.
479 – 204 =
4
3
275
2
|
3.
605 – 542 =
2
63
3
4
|
4.
735 + 55 =
790
4
2
3
|
|
5.
458 + 524 =
3
2
4
982
|
6.
734 – 263 =
471
3
2
4
|
7.
424 – 34 =
2
3
4
390
|
8.
403 – 290 =
113
3
2
4
|
|
9.
802 + 10 =
4
3
812
2
|
10.
465 – 169 =
296
3
4
2
|
11.
64 – 32 =
32
3
2
4
|
12.
268 – 45 =
3
2
223
4
|
|
13.
872 + 40 =
912
3
2
4
|
14.
783 – 44 =
739
4
2
3
|
15.
291 + 35 =
2
326
3
4
|
16.
427 – 257 =
4
3
2
170
|
|
17.
597 – 51 =
546
4
3
2
|
18.
528 – 60 =
2
4
468
3
|
19.
68 + 915 =
2
4
983
3
|
20.
792 – 696 =
4
3
2
96
|