Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
45 – 19 =
2
26
|
2.
934 + 30 =
964
2
|
3.
107 + 379 =
2
486
|
4.
529 – 105 =
424
2
|
|
5.
618 – 110 =
2
508
|
6.
295 – 281 =
1
14
|
7.
829 + 33 =
2
862
|
8.
172 + 376 =
548
2
|
|
9.
464 + 487 =
2
951
|
10.
852 – 549 =
2
303
|
11.
169 – 77 =
2
92
|
12.
50 – 10 =
40
2
|
|
13.
901 – 210 =
2
691
|
14.
318 – 79 =
2
239
|
15.
502 + 192 =
694
2
|
16.
698 – 341 =
357
2
|
|
17.
204 + 225 =
2
429
|
18.
165 + 625 =
790
2
|
19.
104 + 330 =
434
2
|
20.
722 – 386 =
336
2
|