Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
399 – 224 =
3
175
4
2
|
2.
880 – 284 =
3
2
596
4
|
3.
813 + 11 =
3
4
2
824
|
4.
801 – 320 =
3
481
4
2
|
|
5.
5 – 2 =
1
4
2
3
|
6.
158 – 119 =
39
2
4
3
|
7.
608 + 24 =
4
632
2
3
|
8.
194 + 358 =
3
2
4
552
|
|
9.
866 – 95 =
3
4
2
771
|
10.
956 + 5 =
2
4
3
961
|
11.
717 – 292 =
425
2
3
4
|
12.
225 – 28 =
2
197
4
3
|
|
13.
830 – 185 =
3
4
2
645
|
14.
395 – 241 =
154
3
2
4
|
15.
285 + 379 =
3
2
4
664
|
16.
871 – 268 =
603
3
4
2
|
|
17.
876 + 107 =
2
3
4
983
|
18.
735 + 111 =
2
3
846
4
|
19.
998 + 1 =
2
4
999
3
|
20.
253 – 27 =
3
2
4
226
|