Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
586 + 84 =
2
4
670
3
|
2.
816 + 98 =
4
2
914
3
|
3.
111 + 504 =
615
2
4
3
|
4.
201 – 186 =
15
3
2
1
|
|
5.
559 + 0 =
559
2
4
3
|
6.
736 – 441 =
4
295
3
2
|
7.
268 – 159 =
109
2
4
3
|
8.
626 – 624 =
4
3
1
2
|
|
9.
682 + 268 =
3
950
4
2
|
10.
371 – 179 =
3
192
4
2
|
11.
231 + 349 =
580
4
3
2
|
12.
89 – 20 =
2
3
4
69
|
|
13.
902 + 47 =
2
3
4
949
|
14.
733 – 102 =
4
631
2
3
|
15.
432 – 16 =
3
4
2
416
|
16.
663 – 191 =
472
2
3
4
|
|
17.
827 + 134 =
3
4
2
961
|
18.
178 + 443 =
3
4
621
2
|
19.
476 + 207 =
683
4
2
3
|
20.
738 + 53 =
791
4
2
3
|