Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
689 – 93 =
4
2
596
3
|
2.
662 – 522 =
4
140
3
2
|
3.
658 + 336 =
994
4
3
2
|
4.
780 – 745 =
2
4
3
35
|
|
5.
30 – 25 =
5
3
2
1
|
6.
433 + 379 =
2
812
4
3
|
7.
968 – 269 =
699
4
2
3
|
8.
923 + 15 =
3
938
2
4
|
|
9.
815 – 79 =
2
3
736
4
|
10.
330 + 552 =
2
3
4
882
|
11.
530 – 390 =
140
2
4
3
|
12.
704 + 151 =
2
855
4
3
|
|
13.
743 – 245 =
2
498
3
4
|
14.
537 + 34 =
4
2
571
3
|
15.
946 – 548 =
3
2
398
4
|
16.
627 + 283 =
2
3
4
910
|
|
17.
313 + 167 =
480
2
3
4
|
18.
49 + 242 =
4
291
3
2
|
19.
476 – 310 =
3
4
2
166
|
20.
672 – 183 =
489
4
3
2
|