Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
885 + 37 =
2
922
|
2.
256 + 66 =
2
322
|
3.
451 + 64 =
515
2
|
4.
31 – 24 =
7
1
|
|
5.
821 – 634 =
2
187
|
6.
279 + 609 =
888
2
|
7.
330 + 84 =
2
414
|
8.
191 – 149 =
42
2
|
|
9.
625 – 529 =
2
96
|
10.
520 – 162 =
2
358
|
11.
649 – 486 =
163
2
|
12.
383 – 310 =
2
73
|
|
13.
509 – 39 =
470
2
|
14.
801 – 411 =
2
390
|
15.
406 – 113 =
293
2
|
16.
420 + 93 =
513
2
|
|
17.
834 + 85 =
2
919
|
18.
114 + 808 =
922
2
|
19.
251 – 149 =
2
102
|
20.
154 + 468 =
622
2
|