Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
82 + 586 =
668
2
|
2.
149 – 28 =
2
121
|
3.
221 – 91 =
130
2
|
4.
599 – 568 =
2
31
|
|
5.
892 + 74 =
966
2
|
6.
846 – 487 =
359
2
|
7.
310 + 641 =
951
2
|
8.
668 – 280 =
2
388
|
|
9.
56 + 775 =
2
831
|
10.
778 – 274 =
504
2
|
11.
498 – 100 =
2
398
|
12.
732 – 251 =
2
481
|
|
13.
979 – 295 =
2
684
|
14.
832 – 278 =
554
2
|
15.
513 – 352 =
2
161
|
16.
575 – 151 =
424
2
|
|
17.
800 + 177 =
2
977
|
18.
88 + 186 =
274
2
|
19.
222 + 549 =
2
771
|
20.
194 + 294 =
488
2
|