Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
795 + 34 =
3
4
829
2
|
2.
345 – 289 =
4
56
2
3
|
3.
851 + 104 =
955
2
4
3
|
4.
722 + 125 =
3
847
4
2
|
|
5.
220 – 27 =
4
2
3
193
|
6.
85 + 114 =
4
199
3
2
|
7.
427 – 403 =
3
4
24
2
|
8.
226 + 323 =
4
3
2
549
|
|
9.
9 – 4 =
2
3
1
5
|
10.
40 + 314 =
354
2
3
4
|
11.
1 – 1 =
0
2
4
3
|
12.
791 + 104 =
895
3
2
4
|
|
13.
662 – 42 =
3
4
620
2
|
14.
825 + 113 =
2
3
4
938
|
15.
957 – 454 =
503
4
2
3
|
16.
474 – 114 =
2
4
3
360
|
|
17.
772 – 236 =
3
536
4
2
|
18.
422 – 13 =
3
4
2
409
|
19.
947 + 27 =
974
2
4
3
|
20.
453 – 120 =
4
333
3
2
|