Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
643 + 349 =
2
4
3
992
|
2.
818 – 50 =
768
4
2
3
|
3.
522 + 43 =
2
3
565
4
|
4.
334 – 15 =
4
319
2
3
|
|
5.
332 – 188 =
144
4
3
2
|
6.
406 – 325 =
2
3
81
4
|
7.
168 – 151 =
4
2
3
17
|
8.
746 + 61 =
4
3
2
807
|
|
9.
959 – 656 =
4
303
3
2
|
10.
529 – 85 =
4
2
444
3
|
11.
64 – 0 =
2
64
3
4
|
12.
542 – 291 =
4
3
2
251
|
|
13.
893 – 338 =
2
555
3
4
|
14.
76 + 518 =
4
2
3
594
|
15.
664 + 89 =
3
2
753
4
|
16.
155 – 116 =
3
39
4
2
|
|
17.
992 + 1 =
993
3
4
2
|
18.
346 + 593 =
3
2
4
939
|
19.
993 + 5 =
2
3
4
998
|
20.
682 – 597 =
2
85
4
3
|