Erbij en eraf tot 1.000
In de mix
|
1.
970 – 692 =
2
278
|
2.
816 – 66 =
2
750
|
3.
793 + 106 =
2
899
|
4.
597 – 266 =
331
2
|
|
5.
510 – 305 =
2
205
|
6.
310 – 151 =
159
2
|
7.
705 – 557 =
148
2
|
8.
964 + 11 =
975
2
|
|
9.
582 + 99 =
2
681
|
10.
379 + 392 =
2
771
|
11.
829 – 74 =
2
755
|
12.
161 – 42 =
2
119
|
|
13.
142 – 31 =
2
111
|
14.
993 + 0 =
993
2
|
15.
786 + 204 =
990
2
|
16.
614 + 225 =
839
2
|
|
17.
79 + 380 =
459
2
|
18.
575 – 364 =
211
2
|
19.
236 + 564 =
2
800
|
20.
584 + 244 =
2
828
|