Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
557 – 53 =
504
2
|
2.
426 – 109 =
2
317
|
3.
529 + 130 =
2
659
|
4.
358 – 209 =
149
2
|
|
5.
313 + 351 =
2
664
|
6.
752 + 172 =
2
924
|
7.
270 – 111 =
2
159
|
8.
139 + 421 =
2
560
|
|
9.
720 – 616 =
104
2
|
10.
447 + 124 =
2
571
|
11.
243 – 64 =
179
2
|
12.
47 + 376 =
423
2
|
|
13.
748 + 119 =
867
2
|
14.
27 + 952 =
2
979
|
15.
342 – 136 =
2
206
|
16.
829 + 31 =
860
2
|
|
17.
775 – 28 =
747
2
|
18.
346 – 204 =
2
142
|
19.
251 – 82 =
169
2
|
20.
391 + 367 =
758
2
|