Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
823 – 527 =
2
296
|
2.
393 – 320 =
73
2
|
3.
189 + 198 =
387
2
|
4.
326 – 216 =
2
110
|
|
5.
967 + 5 =
972
2
|
6.
638 – 403 =
235
2
|
7.
161 – 1 =
160
2
|
8.
156 – 63 =
93
2
|
|
9.
709 – 569 =
2
140
|
10.
988 – 782 =
2
206
|
11.
435 – 207 =
228
2
|
12.
890 – 454 =
2
436
|
|
13.
825 – 535 =
290
2
|
14.
20 + 248 =
2
268
|
15.
479 + 108 =
2
587
|
16.
807 – 797 =
1
10
|
|
17.
549 + 109 =
2
658
|
18.
932 + 49 =
2
981
|
19.
27 + 199 =
2
226
|
20.
532 + 278 =
2
810
|