Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
580 – 337 =
243
2
|
2.
653 – 393 =
260
2
|
3.
84 – 9 =
75
2
|
4.
294 – 157 =
2
137
|
|
5.
461 + 132 =
2
593
|
6.
124 – 29 =
95
2
|
7.
825 + 174 =
999
2
|
8.
879 + 79 =
2
958
|
|
9.
32 + 876 =
908
2
|
10.
524 – 484 =
2
40
|
11.
932 – 456 =
2
476
|
12.
613 – 397 =
2
216
|
|
13.
124 – 112 =
1
12
|
14.
73 + 600 =
2
673
|
15.
980 + 15 =
2
995
|
16.
935 + 56 =
2
991
|
|
17.
139 + 250 =
2
389
|
18.
207 + 139 =
346
2
|
19.
382 + 23 =
2
405
|
20.
64 + 377 =
2
441
|