Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
887 – 563 =
324
2
|
2.
174 – 13 =
161
2
|
3.
830 – 326 =
504
2
|
4.
467 – 65 =
2
402
|
|
5.
239 + 572 =
811
2
|
6.
321 + 458 =
779
2
|
7.
39 + 879 =
2
918
|
8.
122 + 195 =
317
2
|
|
9.
428 + 89 =
2
517
|
10.
325 – 142 =
2
183
|
11.
165 – 155 =
10
1
|
12.
117 – 68 =
49
2
|
|
13.
244 + 544 =
2
788
|
14.
987 + 12 =
2
999
|
15.
809 + 0 =
2
809
|
16.
779 + 152 =
931
2
|
|
17.
313 – 53 =
260
2
|
18.
332 + 665 =
2
997
|
19.
427 + 563 =
990
2
|
20.
853 + 8 =
861
2
|