Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
279 – 250 =
29
2
|
2.
151 + 401 =
2
552
|
3.
478 – 328 =
150
2
|
4.
284 – 235 =
2
49
|
|
5.
855 – 297 =
2
558
|
6.
979 – 45 =
2
934
|
7.
181 – 125 =
2
56
|
8.
443 – 235 =
2
208
|
|
9.
69 – 65 =
1
4
|
10.
358 + 346 =
2
704
|
11.
727 – 88 =
639
2
|
12.
392 – 15 =
377
2
|
|
13.
789 + 169 =
958
2
|
14.
800 – 597 =
2
203
|
15.
900 – 340 =
2
560
|
16.
638 – 541 =
97
2
|
|
17.
863 – 707 =
156
2
|
18.
276 – 253 =
23
2
|
19.
399 + 300 =
2
699
|
20.
497 – 58 =
2
439
|