Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
779 – 651 =
128
2
|
2.
244 + 205 =
449
2
|
3.
379 – 322 =
2
57
|
4.
762 + 62 =
824
2
|
|
5.
411 – 304 =
107
2
|
6.
356 – 339 =
2
17
|
7.
40 – 6 =
34
2
|
8.
356 – 355 =
1
2
|
|
9.
962 + 32 =
2
994
|
10.
190 + 415 =
2
605
|
11.
454 + 313 =
2
767
|
12.
190 – 6 =
2
184
|
|
13.
790 – 173 =
617
2
|
14.
656 + 87 =
2
743
|
15.
274 – 92 =
182
2
|
16.
287 – 181 =
106
2
|
|
17.
561 – 288 =
273
2
|
18.
170 + 613 =
783
2
|
19.
233 – 93 =
2
140
|
20.
751 – 62 =
689
2
|