Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
809 + 33 =
2
842
3
4
|
2.
619 – 96 =
3
2
4
523
|
3.
152 – 7 =
145
2
4
3
|
4.
954 + 15 =
3
2
4
969
|
|
5.
563 – 398 =
2
4
3
165
|
6.
603 + 314 =
917
3
2
4
|
7.
546 – 118 =
4
3
428
2
|
8.
827 – 285 =
3
2
542
4
|
|
9.
462 + 403 =
2
4
865
3
|
10.
158 + 439 =
2
3
597
4
|
11.
503 – 0 =
503
4
3
2
|
12.
423 + 244 =
3
667
4
2
|
|
13.
453 + 24 =
477
2
3
4
|
14.
777 – 324 =
453
4
2
3
|
15.
556 – 300 =
4
256
3
2
|
16.
833 – 832 =
1
4
3
2
|
|
17.
770 – 26 =
3
2
4
744
|
18.
733 + 136 =
869
4
3
2
|
19.
327 + 56 =
2
4
383
3
|
20.
270 + 498 =
768
2
3
4
|