Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
431 – 303 =
2
128
|
2.
769 + 97 =
866
2
|
3.
721 + 71 =
792
2
|
4.
350 + 410 =
760
2
|
|
5.
756 – 754 =
1
2
|
6.
52 + 872 =
924
2
|
7.
552 + 160 =
712
2
|
8.
720 – 116 =
604
2
|
|
9.
550 – 108 =
2
442
|
10.
823 + 106 =
2
929
|
11.
648 + 60 =
708
2
|
12.
224 – 80 =
144
2
|
|
13.
436 – 205 =
2
231
|
14.
294 – 96 =
198
2
|
15.
854 – 254 =
600
2
|
16.
57 – 16 =
41
2
|
|
17.
993 + 4 =
997
2
|
18.
771 – 689 =
82
2
|
19.
761 + 144 =
2
905
|
20.
891 + 105 =
996
2
|