Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
665 – 471 =
2
194
|
2.
430 – 226 =
204
2
|
3.
472 + 502 =
2
974
|
4.
894 – 472 =
422
2
|
|
5.
657 – 623 =
2
34
|
6.
142 – 13 =
2
129
|
7.
254 + 18 =
272
2
|
8.
470 – 239 =
2
231
|
|
9.
800 + 21 =
2
821
|
10.
468 + 340 =
2
808
|
11.
985 – 426 =
2
559
|
12.
153 + 485 =
2
638
|
|
13.
684 + 64 =
748
2
|
14.
104 + 51 =
2
155
|
15.
749 – 104 =
2
645
|
16.
352 – 303 =
2
49
|
|
17.
826 – 408 =
2
418
|
18.
614 + 257 =
871
2
|
19.
752 – 676 =
76
2
|
20.
299 – 116 =
2
183
|