Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
216 – 6 =
2
210
4
3
|
2.
137 + 212 =
2
4
349
3
|
3.
179 + 438 =
3
2
4
617
|
4.
941 + 13 =
4
954
3
2
|
|
5.
273 + 342 =
3
2
4
615
|
6.
836 – 20 =
2
816
3
4
|
7.
915 + 77 =
992
4
2
3
|
8.
172 – 120 =
2
3
4
52
|
|
9.
934 + 39 =
2
3
973
4
|
10.
757 – 280 =
477
4
3
2
|
11.
84 – 34 =
4
50
3
2
|
12.
348 + 646 =
3
994
2
4
|
|
13.
923 + 64 =
987
3
2
4
|
14.
898 + 7 =
905
4
3
2
|
15.
803 – 290 =
4
2
513
3
|
16.
92 – 81 =
1
2
3
11
|
|
17.
892 + 57 =
4
949
3
2
|
18.
364 + 559 =
3
923
2
4
|
19.
732 – 39 =
3
4
2
693
|
20.
222 + 593 =
3
2
4
815
|