Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
893 – 402 =
2
491
|
2.
448 – 302 =
146
2
|
3.
950 – 610 =
340
2
|
4.
307 + 219 =
526
2
|
|
5.
210 + 471 =
681
2
|
6.
678 – 79 =
599
2
|
7.
714 + 126 =
2
840
|
8.
14 + 337 =
2
351
|
|
9.
908 + 8 =
916
2
|
10.
855 + 101 =
2
956
|
11.
45 + 406 =
451
2
|
12.
908 + 8 =
916
2
|
|
13.
443 + 486 =
2
929
|
14.
961 + 9 =
2
970
|
15.
321 + 187 =
508
2
|
16.
977 – 332 =
2
645
|
|
17.
739 + 93 =
2
832
|
18.
708 – 564 =
2
144
|
19.
107 – 29 =
78
2
|
20.
625 – 504 =
2
121
|