Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
529 – 406 =
123
2
|
2.
12 – 12 =
2
0
|
3.
623 – 515 =
2
108
|
4.
522 + 380 =
2
902
|
|
5.
170 + 562 =
732
2
|
6.
845 – 12 =
833
2
|
7.
286 + 535 =
2
821
|
8.
199 + 88 =
287
2
|
|
9.
222 + 9 =
231
2
|
10.
71 – 36 =
2
35
|
11.
325 + 472 =
2
797
|
12.
573 + 157 =
2
730
|
|
13.
125 + 536 =
661
2
|
14.
943 – 21 =
922
2
|
15.
209 – 161 =
48
2
|
16.
892 – 400 =
2
492
|
|
17.
487 + 129 =
2
616
|
18.
377 + 466 =
2
843
|
19.
380 – 193 =
2
187
|
20.
610 + 348 =
958
2
|