Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
636 – 98 =
538
2
|
2.
999 – 962 =
37
2
|
3.
402 – 280 =
122
2
|
4.
300 + 123 =
2
423
|
|
5.
92 – 20 =
72
2
|
6.
489 – 126 =
363
2
|
7.
206 + 406 =
2
612
|
8.
28 + 21 =
2
49
|
|
9.
60 + 427 =
2
487
|
10.
959 – 302 =
657
2
|
11.
525 – 172 =
353
2
|
12.
32 + 139 =
2
171
|
|
13.
718 – 530 =
188
2
|
14.
239 + 711 =
950
2
|
15.
669 + 271 =
940
2
|
16.
82 – 15 =
67
2
|
|
17.
291 – 2 =
2
289
|
18.
34 + 330 =
2
364
|
19.
803 – 667 =
136
2
|
20.
380 – 338 =
42
2
|