Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
601 – 429 =
2
172
|
2.
271 + 14 =
2
285
|
3.
560 + 67 =
2
627
|
4.
146 + 619 =
2
765
|
|
5.
861 + 40 =
901
2
|
6.
316 – 182 =
2
134
|
7.
5 – 0 =
5
1
|
8.
196 + 249 =
445
2
|
|
9.
122 + 413 =
2
535
|
10.
249 – 82 =
2
167
|
11.
15 + 569 =
584
2
|
12.
312 + 410 =
722
2
|
|
13.
4 + 88 =
92
2
|
14.
109 + 620 =
2
729
|
15.
648 + 274 =
2
922
|
16.
674 – 622 =
52
2
|
|
17.
245 + 478 =
2
723
|
18.
815 – 791 =
2
24
|
19.
905 + 29 =
934
2
|
20.
380 + 45 =
425
2
|