Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
780 + 127 =
2
907
|
2.
397 + 522 =
919
2
|
3.
487 – 98 =
2
389
|
4.
469 + 237 =
706
2
|
|
5.
829 + 140 =
969
2
|
6.
69 – 1 =
68
2
|
7.
48 – 16 =
2
32
|
8.
979 – 638 =
341
2
|
|
9.
722 – 248 =
2
474
|
10.
617 + 232 =
2
849
|
11.
346 + 212 =
558
2
|
12.
389 + 468 =
2
857
|
|
13.
56 – 53 =
3
1
|
14.
320 – 60 =
260
2
|
15.
473 – 296 =
2
177
|
16.
354 – 307 =
2
47
|
|
17.
906 – 346 =
2
560
|
18.
529 – 416 =
113
2
|
19.
7 + 709 =
716
2
|
20.
456 + 57 =
2
513
|