Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
172 + 432 =
4
2
604
3
|
2.
792 + 201 =
4
2
993
3
|
3.
34 + 775 =
2
3
809
4
|
4.
753 + 45 =
798
2
3
4
|
|
5.
126 – 15 =
111
2
4
3
|
6.
858 – 408 =
4
2
450
3
|
7.
732 + 100 =
4
832
2
3
|
8.
910 + 52 =
3
962
4
2
|
|
9.
928 + 52 =
4
980
2
3
|
10.
916 + 78 =
3
994
4
2
|
11.
366 + 268 =
3
634
2
4
|
12.
462 + 201 =
4
3
663
2
|
|
13.
614 + 64 =
4
2
678
3
|
14.
136 – 32 =
2
3
4
104
|
15.
282 + 650 =
2
3
4
932
|
16.
644 – 303 =
341
3
4
2
|
|
17.
250 – 69 =
3
2
181
4
|
18.
781 – 127 =
654
2
4
3
|
19.
523 + 265 =
788
3
4
2
|
20.
707 – 21 =
2
4
3
686
|