Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
561 + 438 =
999
2
|
2.
927 – 708 =
2
219
|
3.
989 – 967 =
22
2
|
4.
50 + 581 =
2
631
|
|
5.
272 – 208 =
64
2
|
6.
313 + 198 =
511
2
|
7.
843 – 522 =
321
2
|
8.
294 + 370 =
664
2
|
|
9.
160 + 764 =
2
924
|
10.
50 + 201 =
251
2
|
11.
699 + 126 =
825
2
|
12.
144 + 668 =
812
2
|
|
13.
899 – 357 =
2
542
|
14.
610 – 450 =
2
160
|
15.
179 – 80 =
99
2
|
16.
305 + 587 =
892
2
|
|
17.
657 – 30 =
627
2
|
18.
656 + 145 =
2
801
|
19.
328 + 224 =
552
2
|
20.
286 – 8 =
278
2
|