Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
12 – 8 =
4
1
|
2.
816 – 443 =
373
2
|
3.
61 + 536 =
597
2
|
4.
82 + 817 =
899
2
|
|
5.
986 – 371 =
615
2
|
6.
788 – 466 =
2
322
|
7.
853 – 695 =
2
158
|
8.
223 – 56 =
167
2
|
|
9.
325 + 484 =
809
2
|
10.
218 – 184 =
2
34
|
11.
710 – 693 =
2
17
|
12.
932 + 56 =
988
2
|
|
13.
250 + 710 =
960
2
|
14.
620 – 103 =
517
2
|
15.
491 – 427 =
64
2
|
16.
143 – 32 =
2
111
|
|
17.
453 – 438 =
15
1
|
18.
953 + 10 =
2
963
|
19.
897 + 84 =
981
2
|
20.
988 + 1 =
2
989
|