Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
556 – 488 =
2
68
|
2.
223 – 22 =
201
2
|
3.
310 – 103 =
2
207
|
4.
602 – 260 =
2
342
|
|
5.
33 + 156 =
189
2
|
6.
882 – 879 =
3
1
|
7.
53 + 606 =
659
2
|
8.
907 + 73 =
980
2
|
|
9.
467 + 243 =
710
2
|
10.
329 + 53 =
2
382
|
11.
23 + 328 =
2
351
|
12.
31 – 12 =
19
2
|
|
13.
1000 – 110 =
2
890
|
14.
543 – 282 =
261
2
|
15.
42 + 117 =
159
2
|
16.
677 + 231 =
2
908
|
|
17.
56 + 216 =
272
2
|
18.
567 – 10 =
2
557
|
19.
243 – 198 =
45
2
|
20.
414 + 228 =
2
642
|