Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
861 + 57 =
2
918
|
2.
399 – 326 =
73
2
|
3.
789 + 120 =
2
909
|
4.
212 + 381 =
2
593
|
|
5.
235 – 89 =
146
2
|
6.
10 + 723 =
2
733
|
7.
334 – 175 =
2
159
|
8.
32 – 27 =
5
1
|
|
9.
181 – 181 =
0
2
|
10.
101 + 500 =
2
601
|
11.
638 – 544 =
94
2
|
12.
138 + 621 =
759
2
|
|
13.
745 + 117 =
2
862
|
14.
449 + 531 =
980
2
|
15.
337 – 51 =
286
2
|
16.
351 – 333 =
2
18
|
|
17.
556 – 396 =
160
2
|
18.
903 + 44 =
2
947
|
19.
561 – 497 =
64
2
|
20.
969 – 193 =
2
776
|