Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
681 + 219 =
900
2
|
2.
24 + 619 =
2
643
|
3.
121 + 246 =
2
367
|
4.
257 + 38 =
2
295
|
|
5.
132 – 15 =
117
2
|
6.
313 – 93 =
2
220
|
7.
879 – 353 =
2
526
|
8.
25 + 677 =
2
702
|
|
9.
671 + 203 =
2
874
|
10.
812 + 146 =
2
958
|
11.
846 + 64 =
2
910
|
12.
405 – 174 =
231
2
|
|
13.
757 – 203 =
554
2
|
14.
169 – 75 =
2
94
|
15.
694 + 160 =
854
2
|
16.
735 + 22 =
757
2
|
|
17.
314 + 192 =
506
2
|
18.
577 + 55 =
632
2
|
19.
437 – 116 =
2
321
|
20.
270 + 270 =
540
2
|