Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
197 – 56 =
2
141
3
4
|
2.
205 + 686 =
891
3
4
2
|
3.
91 – 13 =
78
2
4
3
|
4.
159 – 70 =
2
4
89
3
|
|
5.
82 – 78 =
3
1
4
2
|
6.
738 – 358 =
4
3
2
380
|
7.
700 + 8 =
2
708
3
4
|
8.
569 + 388 =
957
2
4
3
|
|
9.
327 – 237 =
3
90
4
2
|
10.
113 + 500 =
613
2
3
4
|
11.
760 + 168 =
4
3
928
2
|
12.
549 + 443 =
2
3
4
992
|
|
13.
407 – 281 =
2
3
126
4
|
14.
235 + 299 =
534
4
2
3
|
15.
751 – 519 =
2
4
3
232
|
16.
190 + 287 =
477
2
3
4
|
|
17.
489 + 231 =
3
4
720
2
|
18.
630 + 224 =
2
4
3
854
|
19.
558 + 431 =
989
2
3
4
|
20.
617 + 184 =
801
2
4
3
|