Erbij en eraf tot 1.000
In de mix
|
1.
890 – 556 =
334
2
|
2.
259 – 31 =
228
2
|
3.
83 + 728 =
811
2
|
4.
232 + 70 =
2
302
|
|
5.
888 + 86 =
974
2
|
6.
833 – 624 =
2
209
|
7.
175 + 148 =
323
2
|
8.
328 + 541 =
869
2
|
|
9.
457 – 346 =
2
111
|
10.
342 + 236 =
578
2
|
11.
573 + 39 =
612
2
|
12.
258 – 176 =
82
2
|
|
13.
483 + 159 =
642
2
|
14.
402 – 125 =
277
2
|
15.
923 + 16 =
939
2
|
16.
198 – 67 =
131
2
|
|
17.
155 + 379 =
534
2
|
18.
188 + 775 =
2
963
|
19.
653 – 470 =
183
2
|
20.
474 + 442 =
2
916
|