Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
626 + 249 =
2
875
|
2.
574 – 467 =
2
107
|
3.
108 – 76 =
32
2
|
4.
817 – 482 =
335
2
|
|
5.
82 – 73 =
9
1
|
6.
958 – 924 =
2
34
|
7.
151 – 90 =
2
61
|
8.
498 – 284 =
2
214
|
|
9.
769 + 23 =
792
2
|
10.
432 – 311 =
121
2
|
11.
720 + 45 =
765
2
|
12.
582 – 315 =
267
2
|
|
13.
156 + 216 =
372
2
|
14.
484 – 299 =
185
2
|
15.
704 – 643 =
61
2
|
16.
746 – 391 =
355
2
|
|
17.
643 – 49 =
2
594
|
18.
159 – 53 =
106
2
|
19.
944 + 4 =
2
948
|
20.
315 – 140 =
175
2
|