Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
812 – 57 =
755
2
|
2.
979 + 4 =
2
983
|
3.
254 – 146 =
2
108
|
4.
699 + 14 =
2
713
|
|
5.
13 – 6 =
7
1
|
6.
368 + 157 =
525
2
|
7.
737 + 244 =
2
981
|
8.
560 + 229 =
789
2
|
|
9.
942 – 815 =
2
127
|
10.
257 + 422 =
679
2
|
11.
523 + 339 =
2
862
|
12.
338 + 625 =
963
2
|
|
13.
32 + 134 =
166
2
|
14.
537 – 150 =
387
2
|
15.
385 + 281 =
2
666
|
16.
527 + 382 =
2
909
|
|
17.
952 – 159 =
793
2
|
18.
498 – 138 =
360
2
|
19.
312 + 622 =
934
2
|
20.
49 – 8 =
2
41
|