Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
577 + 89 =
666
2
|
2.
284 + 658 =
2
942
|
3.
775 + 94 =
869
2
|
4.
261 + 519 =
2
780
|
|
5.
101 + 729 =
830
2
|
6.
813 – 13 =
800
2
|
7.
33 + 80 =
113
2
|
8.
541 – 213 =
328
2
|
|
9.
931 – 332 =
2
599
|
10.
978 – 27 =
951
2
|
11.
665 + 164 =
2
829
|
12.
710 – 609 =
2
101
|
|
13.
860 + 25 =
2
885
|
14.
563 + 20 =
2
583
|
15.
712 – 524 =
188
2
|
16.
291 – 105 =
2
186
|
|
17.
714 + 233 =
2
947
|
18.
465 – 149 =
316
2
|
19.
476 – 1 =
2
475
|
20.
44 – 44 =
0
2
|