Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
531 – 125 =
4
3
406
2
|
2.
807 + 37 =
844
4
3
2
|
3.
361 + 219 =
580
4
2
3
|
4.
576 + 336 =
912
3
4
2
|
|
5.
550 – 289 =
3
2
4
261
|
6.
961 + 6 =
2
4
3
967
|
7.
295 – 64 =
231
3
2
4
|
8.
946 – 49 =
4
3
897
2
|
|
9.
42 – 33 =
3
1
9
2
|
10.
977 + 14 =
3
2
991
4
|
11.
816 + 39 =
855
4
2
3
|
12.
23 + 868 =
2
4
891
3
|
|
13.
105 – 81 =
4
3
24
2
|
14.
226 + 95 =
321
2
4
3
|
15.
728 + 203 =
2
3
4
931
|
16.
221 – 135 =
3
2
86
4
|
|
17.
466 – 312 =
3
2
4
154
|
18.
332 – 47 =
4
3
285
2
|
19.
143 + 154 =
2
4
3
297
|
20.
599 – 309 =
290
4
2
3
|