Erbij en eraf tot 1.000
In de mix
|
1.
58 + 41 =
99
2
|
2.
818 – 208 =
610
2
|
3.
498 – 399 =
2
99
|
4.
580 + 149 =
2
729
|
|
5.
539 – 165 =
374
2
|
6.
329 + 217 =
546
2
|
7.
772 – 445 =
327
2
|
8.
935 + 26 =
2
961
|
|
9.
982 – 208 =
774
2
|
10.
499 – 1 =
498
2
|
11.
422 + 463 =
2
885
|
12.
362 + 485 =
2
847
|
|
13.
692 + 140 =
832
2
|
14.
341 + 455 =
2
796
|
15.
699 + 51 =
750
2
|
16.
360 + 307 =
2
667
|
|
17.
873 + 101 =
2
974
|
18.
130 – 58 =
2
72
|
19.
726 – 138 =
588
2
|
20.
864 – 420 =
2
444
|