Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
571 + 408 =
2
979
|
2.
557 – 250 =
307
2
|
3.
714 + 135 =
849
2
|
4.
245 – 146 =
99
2
|
|
5.
649 + 169 =
818
2
|
6.
682 – 253 =
2
429
|
7.
267 + 294 =
561
2
|
8.
570 + 274 =
844
2
|
|
9.
596 + 323 =
2
919
|
10.
171 – 78 =
93
2
|
11.
434 + 284 =
718
2
|
12.
420 – 25 =
2
395
|
|
13.
486 + 20 =
2
506
|
14.
51 + 593 =
644
2
|
15.
320 – 34 =
286
2
|
16.
97 + 903 =
1000
2
|
|
17.
416 – 257 =
159
2
|
18.
195 – 137 =
2
58
|
19.
188 – 20 =
168
2
|
20.
199 – 5 =
194
2
|