Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
48 + 20 =
68
2
|
2.
679 – 442 =
237
2
|
3.
500 – 29 =
471
2
|
4.
871 – 455 =
2
416
|
|
5.
819 + 64 =
2
883
|
6.
199 – 96 =
2
103
|
7.
491 – 346 =
2
145
|
8.
933 – 580 =
353
2
|
|
9.
297 + 236 =
2
533
|
10.
298 – 53 =
245
2
|
11.
284 – 32 =
252
2
|
12.
887 – 588 =
299
2
|
|
13.
982 + 7 =
2
989
|
14.
873 + 123 =
996
2
|
15.
520 – 371 =
149
2
|
16.
348 + 545 =
893
2
|
|
17.
625 + 306 =
2
931
|
18.
931 – 734 =
2
197
|
19.
400 + 215 =
615
2
|
20.
536 + 443 =
2
979
|