Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
286 + 123 =
2
409
|
2.
257 – 143 =
114
2
|
3.
287 + 325 =
2
612
|
4.
70 + 403 =
2
473
|
|
5.
98 + 344 =
442
2
|
6.
957 – 823 =
134
2
|
7.
352 + 467 =
2
819
|
8.
110 + 220 =
330
2
|
|
9.
907 – 620 =
287
2
|
10.
694 + 105 =
2
799
|
11.
115 + 314 =
2
429
|
12.
34 + 484 =
518
2
|
|
13.
705 + 231 =
2
936
|
14.
274 + 28 =
302
2
|
15.
654 + 140 =
794
2
|
16.
862 + 88 =
2
950
|
|
17.
336 – 215 =
121
2
|
18.
113 – 14 =
99
2
|
19.
864 – 212 =
2
652
|
20.
21 + 870 =
2
891
|