Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
506 + 429 =
2
935
|
2.
534 + 228 =
762
2
|
3.
878 + 18 =
896
2
|
4.
713 – 397 =
2
316
|
|
5.
797 – 188 =
609
2
|
6.
969 + 23 =
992
2
|
7.
832 – 826 =
1
6
|
8.
523 – 515 =
1
8
|
|
9.
998 – 360 =
638
2
|
10.
325 + 405 =
730
2
|
11.
140 – 17 =
2
123
|
12.
493 + 106 =
2
599
|
|
13.
700 – 254 =
2
446
|
14.
270 – 55 =
215
2
|
15.
5 + 854 =
859
2
|
16.
570 – 357 =
213
2
|
|
17.
73 + 834 =
907
2
|
18.
921 – 87 =
834
2
|
19.
316 – 240 =
2
76
|
20.
977 – 594 =
2
383
|