Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
146 – 104 =
2
42
|
2.
638 – 108 =
2
530
|
3.
336 – 217 =
119
2
|
4.
835 – 568 =
267
2
|
|
5.
13 – 1 =
12
1
|
6.
845 – 361 =
484
2
|
7.
552 – 322 =
2
230
|
8.
599 – 138 =
2
461
|
|
9.
880 – 310 =
2
570
|
10.
500 – 199 =
301
2
|
11.
987 – 21 =
966
2
|
12.
71 + 897 =
2
968
|
|
13.
494 + 505 =
2
999
|
14.
495 – 287 =
208
2
|
15.
863 – 330 =
2
533
|
16.
31 + 591 =
2
622
|
|
17.
428 – 368 =
2
60
|
18.
248 – 198 =
50
2
|
19.
330 – 278 =
2
52
|
20.
712 + 229 =
941
2
|