Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
475 – 287 =
2
188
|
2.
138 – 52 =
2
86
|
3.
70 – 62 =
1
8
|
4.
284 + 248 =
2
532
|
|
5.
575 + 213 =
2
788
|
6.
871 – 363 =
2
508
|
7.
906 + 13 =
2
919
|
8.
497 – 469 =
2
28
|
|
9.
757 + 219 =
976
2
|
10.
818 – 810 =
1
8
|
11.
164 – 17 =
2
147
|
12.
519 – 487 =
32
2
|
|
13.
204 + 289 =
2
493
|
14.
356 – 180 =
2
176
|
15.
713 – 120 =
593
2
|
16.
850 – 77 =
2
773
|
|
17.
192 – 44 =
2
148
|
18.
683 – 285 =
398
2
|
19.
382 + 337 =
719
2
|
20.
834 – 451 =
2
383
|