Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
825 – 270 =
2
555
|
2.
498 + 255 =
753
2
|
3.
622 – 268 =
354
2
|
4.
922 – 215 =
2
707
|
|
5.
41 + 310 =
2
351
|
6.
820 – 162 =
2
658
|
7.
490 + 491 =
981
2
|
8.
134 – 51 =
2
83
|
|
9.
991 + 3 =
994
2
|
10.
41 + 28 =
69
2
|
11.
78 + 569 =
647
2
|
12.
25 – 6 =
19
2
|
|
13.
399 – 72 =
327
2
|
14.
677 + 66 =
2
743
|
15.
934 + 24 =
2
958
|
16.
160 + 471 =
2
631
|
|
17.
212 + 514 =
2
726
|
18.
756 + 216 =
2
972
|
19.
244 + 685 =
929
2
|
20.
994 – 504 =
490
2
|