Erbij en eraf tot 1.000
In de mix
|
1.
891 + 99 =
2
990
|
2.
679 + 297 =
2
976
|
3.
140 – 49 =
91
2
|
4.
817 – 78 =
2
739
|
|
5.
664 – 271 =
2
393
|
6.
747 + 46 =
2
793
|
7.
267 – 43 =
2
224
|
8.
537 + 276 =
813
2
|
|
9.
869 – 479 =
390
2
|
10.
606 + 82 =
688
2
|
11.
408 – 27 =
381
2
|
12.
159 – 64 =
95
2
|
|
13.
944 + 27 =
971
2
|
14.
635 – 211 =
2
424
|
15.
991 – 565 =
426
2
|
16.
642 + 308 =
950
2
|
|
17.
47 + 97 =
144
2
|
18.
17 + 366 =
2
383
|
19.
777 – 510 =
2
267
|
20.
258 + 725 =
2
983
|