Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
90 + 669 =
2
759
|
2.
641 – 549 =
2
92
|
3.
706 – 519 =
187
2
|
4.
740 – 87 =
653
2
|
|
5.
747 – 671 =
2
76
|
6.
629 + 282 =
911
2
|
7.
473 + 451 =
924
2
|
8.
173 + 591 =
764
2
|
|
9.
617 – 337 =
280
2
|
10.
725 – 619 =
2
106
|
11.
2 + 665 =
2
667
|
12.
524 + 315 =
839
2
|
|
13.
759 – 241 =
518
2
|
14.
40 + 325 =
2
365
|
15.
11 – 6 =
5
1
|
16.
658 – 319 =
339
2
|
|
17.
835 + 143 =
978
2
|
18.
804 + 174 =
2
978
|
19.
486 – 351 =
135
2
|
20.
540 + 422 =
2
962
|