Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
897 – 588 =
309
2
|
2.
493 + 179 =
2
672
|
3.
624 – 82 =
542
2
|
4.
645 – 203 =
2
442
|
|
5.
222 – 132 =
90
2
|
6.
586 – 254 =
2
332
|
7.
230 – 201 =
2
29
|
8.
269 + 67 =
336
2
|
|
9.
809 + 163 =
972
2
|
10.
994 + 2 =
996
2
|
11.
765 – 502 =
263
2
|
12.
372 – 334 =
2
38
|
|
13.
94 + 3 =
2
97
|
14.
202 + 107 =
309
2
|
15.
233 – 105 =
2
128
|
16.
819 + 16 =
2
835
|
|
17.
968 – 456 =
512
2
|
18.
842 – 287 =
2
555
|
19.
849 – 72 =
2
777
|
20.
678 – 610 =
68
2
|