Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
648 + 231 =
879
2
|
2.
327 + 425 =
752
2
|
3.
784 – 111 =
2
673
|
4.
442 – 333 =
2
109
|
|
5.
609 + 133 =
742
2
|
6.
756 + 78 =
834
2
|
7.
334 + 187 =
2
521
|
8.
219 – 99 =
120
2
|
|
9.
635 + 268 =
2
903
|
10.
709 + 74 =
2
783
|
11.
490 + 30 =
2
520
|
12.
183 – 28 =
155
2
|
|
13.
205 + 112 =
317
2
|
14.
980 – 500 =
2
480
|
15.
258 – 27 =
2
231
|
16.
75 – 56 =
19
2
|
|
17.
913 + 72 =
985
2
|
18.
485 + 434 =
2
919
|
19.
903 – 39 =
864
2
|
20.
592 + 26 =
618
2
|