Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
722 – 363 =
2
359
|
2.
903 – 301 =
2
602
|
3.
486 + 261 =
2
747
|
4.
874 – 848 =
26
2
|
|
5.
848 + 3 =
2
851
|
6.
165 – 104 =
2
61
|
7.
299 + 28 =
327
2
|
8.
572 + 36 =
608
2
|
|
9.
742 + 92 =
834
2
|
10.
394 + 19 =
2
413
|
11.
846 – 466 =
380
2
|
12.
830 + 86 =
2
916
|
|
13.
992 + 8 =
2
1000
|
14.
532 + 396 =
928
2
|
15.
459 + 500 =
2
959
|
16.
222 + 242 =
2
464
|
|
17.
481 + 310 =
791
2
|
18.
509 – 18 =
491
2
|
19.
77 – 4 =
2
73
|
20.
681 + 18 =
699
2
|