Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
243 + 395 =
638
2
|
2.
822 + 15 =
837
2
|
3.
99 + 7 =
106
2
|
4.
564 – 405 =
2
159
|
|
5.
390 + 331 =
721
2
|
6.
864 + 101 =
965
2
|
7.
428 – 295 =
2
133
|
8.
694 – 253 =
441
2
|
|
9.
512 + 242 =
754
2
|
10.
916 – 61 =
855
2
|
11.
204 – 151 =
2
53
|
12.
462 + 195 =
2
657
|
|
13.
54 – 24 =
2
30
|
14.
837 – 378 =
2
459
|
15.
553 + 367 =
920
2
|
16.
870 + 124 =
994
2
|
|
17.
31 – 30 =
1
2
|
18.
129 + 485 =
614
2
|
19.
556 – 250 =
2
306
|
20.
755 + 48 =
803
2
|