Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
992 + 1 =
2
993
|
2.
337 – 197 =
140
2
|
3.
520 – 516 =
4
1
|
4.
486 + 17 =
2
503
|
|
5.
210 + 731 =
941
2
|
6.
249 + 583 =
832
2
|
7.
254 – 144 =
2
110
|
8.
744 – 177 =
567
2
|
|
9.
23 + 889 =
2
912
|
10.
408 + 139 =
2
547
|
11.
142 + 370 =
2
512
|
12.
819 + 26 =
845
2
|
|
13.
396 – 169 =
227
2
|
14.
150 – 51 =
99
2
|
15.
135 + 651 =
786
2
|
16.
196 – 42 =
154
2
|
|
17.
993 + 6 =
2
999
|
18.
102 + 394 =
2
496
|
19.
597 + 261 =
2
858
|
20.
382 – 238 =
2
144
|