Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
761 – 582 =
179
2
|
2.
641 + 332 =
973
2
|
3.
228 – 189 =
39
2
|
4.
46 – 30 =
2
16
|
|
5.
707 + 62 =
769
2
|
6.
713 – 320 =
393
2
|
7.
781 – 469 =
312
2
|
8.
284 – 231 =
53
2
|
|
9.
382 + 468 =
850
2
|
10.
251 – 101 =
150
2
|
11.
199 – 164 =
2
35
|
12.
452 + 116 =
2
568
|
|
13.
926 – 122 =
2
804
|
14.
794 + 42 =
2
836
|
15.
872 – 139 =
2
733
|
16.
390 + 47 =
2
437
|
|
17.
6 + 828 =
834
2
|
18.
994 + 3 =
2
997
|
19.
30 + 298 =
2
328
|
20.
213 + 742 =
955
2
|