Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
974 – 563 =
411
2
|
2.
508 – 87 =
421
2
|
3.
554 – 260 =
2
294
|
4.
218 – 47 =
2
171
|
|
5.
989 + 0 =
989
2
|
6.
888 + 71 =
959
2
|
7.
245 – 91 =
154
2
|
8.
322 – 166 =
156
2
|
|
9.
633 – 523 =
2
110
|
10.
484 – 174 =
310
2
|
11.
898 + 34 =
2
932
|
12.
74 + 228 =
302
2
|
|
13.
134 – 73 =
2
61
|
14.
34 – 19 =
1
15
|
15.
481 + 114 =
2
595
|
16.
838 + 78 =
2
916
|
|
17.
254 + 328 =
582
2
|
18.
146 – 141 =
1
5
|
19.
5 + 70 =
75
2
|
20.
936 + 62 =
998
2
|