Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
371 – 219 =
2
152
|
2.
1 + 709 =
710
2
|
3.
248 – 98 =
2
150
|
4.
638 – 297 =
341
2
|
|
5.
586 – 453 =
133
2
|
6.
126 – 114 =
1
12
|
7.
709 – 656 =
53
2
|
8.
677 – 585 =
2
92
|
|
9.
226 + 234 =
2
460
|
10.
102 – 28 =
2
74
|
11.
286 – 273 =
1
13
|
12.
576 + 290 =
2
866
|
|
13.
568 – 523 =
45
2
|
14.
485 + 38 =
523
2
|
15.
704 – 366 =
2
338
|
16.
97 + 551 =
648
2
|
|
17.
235 – 198 =
2
37
|
18.
464 – 213 =
251
2
|
19.
381 + 433 =
814
2
|
20.
913 + 3 =
916
2
|