Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
754 – 376 =
2
378
|
2.
889 – 197 =
2
692
|
3.
640 – 299 =
2
341
|
4.
825 – 177 =
2
648
|
|
5.
419 + 299 =
718
2
|
6.
553 – 326 =
227
2
|
7.
83 + 437 =
520
2
|
8.
981 + 7 =
2
988
|
|
9.
385 + 476 =
2
861
|
10.
817 – 749 =
2
68
|
11.
323 – 98 =
2
225
|
12.
668 – 583 =
85
2
|
|
13.
25 + 960 =
985
2
|
14.
267 – 46 =
221
2
|
15.
777 – 221 =
556
2
|
16.
671 – 523 =
148
2
|
|
17.
784 + 13 =
2
797
|
18.
882 + 32 =
2
914
|
19.
429 + 41 =
2
470
|
20.
568 + 201 =
2
769
|