Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
754 + 84 =
838
2
|
2.
827 + 101 =
928
2
|
3.
947 – 476 =
471
2
|
4.
891 + 94 =
985
2
|
|
5.
556 – 94 =
462
2
|
6.
961 – 67 =
2
894
|
7.
750 + 71 =
2
821
|
8.
91 – 23 =
2
68
|
|
9.
431 – 26 =
2
405
|
10.
399 – 393 =
6
1
|
11.
509 + 470 =
2
979
|
12.
687 + 128 =
815
2
|
|
13.
756 – 75 =
681
2
|
14.
212 – 181 =
2
31
|
15.
719 + 25 =
744
2
|
16.
884 – 157 =
727
2
|
|
17.
682 + 235 =
917
2
|
18.
707 – 186 =
521
2
|
19.
286 + 304 =
590
2
|
20.
438 + 136 =
2
574
|