Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
686 + 135 =
821
2
|
2.
389 – 13 =
376
2
|
3.
251 – 87 =
2
164
|
4.
242 – 145 =
97
2
|
|
5.
200 + 255 =
2
455
|
6.
82 + 38 =
2
120
|
7.
835 – 40 =
795
2
|
8.
584 + 164 =
748
2
|
|
9.
231 + 204 =
2
435
|
10.
386 + 473 =
2
859
|
11.
605 + 384 =
2
989
|
12.
433 – 327 =
106
2
|
|
13.
473 + 520 =
993
2
|
14.
531 + 137 =
668
2
|
15.
848 – 400 =
2
448
|
16.
66 + 902 =
2
968
|
|
17.
830 – 581 =
249
2
|
18.
90 – 41 =
49
2
|
19.
786 – 571 =
2
215
|
20.
410 + 259 =
669
2
|