Erbij en eraf tot 1.000
In de mix
|
1.
687 – 114 =
573
2
|
2.
437 + 209 =
646
2
|
3.
243 – 154 =
89
2
|
4.
675 – 98 =
577
2
|
|
5.
980 + 14 =
994
2
|
6.
290 – 35 =
255
2
|
7.
198 – 83 =
2
115
|
8.
12 + 271 =
283
2
|
|
9.
551 + 439 =
2
990
|
10.
611 + 167 =
2
778
|
11.
779 + 149 =
928
2
|
12.
94 – 28 =
66
2
|
|
13.
285 + 121 =
2
406
|
14.
185 – 74 =
2
111
|
15.
281 + 442 =
723
2
|
16.
890 + 16 =
906
2
|
|
17.
975 – 520 =
2
455
|
18.
640 + 135 =
2
775
|
19.
228 + 669 =
2
897
|
20.
263 – 51 =
212
2
|