Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
349 – 251 =
2
98
|
2.
885 – 58 =
2
827
|
3.
830 + 68 =
2
898
|
4.
227 + 370 =
597
2
|
|
5.
239 + 124 =
2
363
|
6.
636 + 233 =
869
2
|
7.
435 – 186 =
2
249
|
8.
309 – 31 =
2
278
|
|
9.
759 + 14 =
2
773
|
10.
267 + 700 =
2
967
|
11.
634 + 231 =
2
865
|
12.
341 + 567 =
908
2
|
|
13.
476 – 262 =
2
214
|
14.
347 + 379 =
2
726
|
15.
644 + 146 =
790
2
|
16.
499 – 399 =
100
2
|
|
17.
246 + 618 =
2
864
|
18.
760 + 150 =
910
2
|
19.
746 + 213 =
2
959
|
20.
839 – 88 =
2
751
|