Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
42 – 15 =
2
27
|
2.
718 + 107 =
2
825
|
3.
417 + 549 =
966
2
|
4.
41 – 15 =
26
2
|
|
5.
238 – 95 =
143
2
|
6.
470 – 202 =
2
268
|
7.
187 + 45 =
232
2
|
8.
317 – 118 =
2
199
|
|
9.
551 – 102 =
2
449
|
10.
341 – 106 =
235
2
|
11.
559 + 61 =
2
620
|
12.
62 + 71 =
133
2
|
|
13.
28 + 301 =
2
329
|
14.
544 + 133 =
677
2
|
15.
198 + 774 =
972
2
|
16.
477 + 490 =
2
967
|
|
17.
304 + 188 =
2
492
|
18.
742 + 178 =
2
920
|
19.
1 + 287 =
2
288
|
20.
595 – 302 =
293
2
|