Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
73 + 800 =
2
873
|
2.
723 + 173 =
2
896
|
3.
272 + 251 =
523
2
|
4.
533 + 298 =
2
831
|
|
5.
941 + 58 =
999
2
|
6.
146 + 377 =
2
523
|
7.
821 + 86 =
907
2
|
8.
839 + 110 =
949
2
|
|
9.
445 + 413 =
2
858
|
10.
82 + 576 =
2
658
|
11.
553 + 123 =
2
676
|
12.
64 – 27 =
37
2
|
|
13.
196 + 501 =
697
2
|
14.
131 + 264 =
395
2
|
15.
803 + 74 =
877
2
|
16.
371 + 301 =
2
672
|
|
17.
505 + 141 =
2
646
|
18.
413 – 340 =
73
2
|
19.
795 + 112 =
2
907
|
20.
358 + 57 =
2
415
|