Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
993 – 580 =
2
413
|
2.
542 + 46 =
2
588
|
3.
995 + 3 =
2
998
|
4.
651 – 48 =
2
603
|
|
5.
826 + 12 =
838
2
|
6.
889 + 13 =
902
2
|
7.
476 – 446 =
30
2
|
8.
165 + 102 =
2
267
|
|
9.
65 – 20 =
2
45
|
10.
98 + 310 =
408
2
|
11.
82 + 818 =
2
900
|
12.
399 + 411 =
810
2
|
|
13.
745 + 93 =
838
2
|
14.
13 – 10 =
1
3
|
15.
268 + 458 =
2
726
|
16.
978 – 711 =
267
2
|
|
17.
861 – 495 =
366
2
|
18.
37 – 16 =
21
2
|
19.
339 – 312 =
27
2
|
20.
527 + 70 =
2
597
|