Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
81 – 73 =
1
8
2
3
|
2.
694 + 183 =
3
4
2
877
|
3.
958 – 47 =
4
3
911
2
|
4.
806 – 5 =
801
3
2
4
|
|
5.
426 – 290 =
136
4
2
3
|
6.
758 + 112 =
2
3
4
870
|
7.
168 + 706 =
3
4
874
2
|
8.
599 + 370 =
969
4
3
2
|
|
9.
967 – 888 =
2
3
4
79
|
10.
286 + 512 =
4
798
3
2
|
11.
659 – 325 =
2
334
4
3
|
12.
416 – 292 =
124
4
2
3
|
|
13.
644 + 48 =
4
692
2
3
|
14.
53 + 567 =
2
3
620
4
|
15.
996 – 755 =
241
2
3
4
|
16.
311 – 270 =
41
3
2
4
|
|
17.
288 + 625 =
2
4
913
3
|
18.
775 – 454 =
3
4
321
2
|
19.
281 + 46 =
3
2
327
4
|
20.
239 + 379 =
618
2
4
3
|