Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
767 – 573 =
4
194
3
2
|
2.
255 + 360 =
4
615
3
2
|
3.
301 + 212 =
3
513
4
2
|
4.
810 + 185 =
4
995
2
3
|
|
5.
434 + 487 =
921
2
4
3
|
6.
522 – 52 =
3
2
470
4
|
7.
717 – 711 =
3
6
1
2
|
8.
100 + 333 =
3
4
2
433
|
|
9.
376 – 114 =
4
2
3
262
|
10.
876 + 20 =
2
3
896
4
|
11.
467 + 403 =
2
3
4
870
|
12.
291 – 203 =
3
4
88
2
|
|
13.
806 – 758 =
3
4
2
48
|
14.
931 – 184 =
3
2
747
4
|
15.
947 + 17 =
4
3
964
2
|
16.
437 – 80 =
2
357
3
4
|
|
17.
162 + 128 =
2
290
3
4
|
18.
994 + 4 =
2
998
3
4
|
19.
737 + 20 =
4
757
3
2
|
20.
655 – 294 =
361
2
4
3
|