Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
228 – 198 =
2
30
|
2.
287 – 235 =
52
2
|
3.
977 – 501 =
2
476
|
4.
634 – 111 =
523
2
|
|
5.
488 – 214 =
2
274
|
6.
872 + 32 =
2
904
|
7.
512 – 485 =
27
2
|
8.
673 + 219 =
2
892
|
|
9.
171 – 115 =
56
2
|
10.
780 – 402 =
2
378
|
11.
650 – 221 =
2
429
|
12.
199 – 101 =
98
2
|
|
13.
72 + 803 =
875
2
|
14.
656 + 336 =
992
2
|
15.
511 + 99 =
2
610
|
16.
983 + 0 =
2
983
|
|
17.
823 + 118 =
941
2
|
18.
568 – 494 =
2
74
|
19.
347 + 354 =
2
701
|
20.
915 – 721 =
2
194
|