Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
513 – 342 =
171
2
|
2.
498 – 120 =
2
378
|
3.
75 – 41 =
34
2
|
4.
258 – 165 =
2
93
|
|
5.
585 – 524 =
2
61
|
6.
318 + 237 =
555
2
|
7.
31 + 651 =
682
2
|
8.
67 – 48 =
19
2
|
|
9.
377 + 182 =
559
2
|
10.
209 – 8 =
2
201
|
11.
765 – 426 =
339
2
|
12.
872 – 579 =
293
2
|
|
13.
551 + 217 =
768
2
|
14.
204 + 238 =
442
2
|
15.
619 – 312 =
307
2
|
16.
551 + 105 =
656
2
|
|
17.
958 + 4 =
962
2
|
18.
271 + 705 =
976
2
|
19.
7 – 6 =
2
1
|
20.
335 + 574 =
909
2
|