Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
589 + 409 =
2
998
|
2.
998 + 1 =
2
999
|
3.
884 – 821 =
63
2
|
4.
978 – 874 =
104
2
|
|
5.
401 + 93 =
494
2
|
6.
620 – 413 =
207
2
|
7.
472 + 141 =
613
2
|
8.
684 + 77 =
761
2
|
|
9.
508 – 324 =
184
2
|
10.
175 – 172 =
3
1
|
11.
398 – 200 =
2
198
|
12.
496 – 32 =
464
2
|
|
13.
844 – 64 =
780
2
|
14.
776 – 365 =
2
411
|
15.
910 – 690 =
220
2
|
16.
868 – 706 =
2
162
|
|
17.
489 + 481 =
2
970
|
18.
341 + 207 =
2
548
|
19.
421 + 226 =
2
647
|
20.
65 – 29 =
36
2
|