Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
678 – 82 =
2
596
|
2.
253 + 405 =
2
658
|
3.
464 + 107 =
571
2
|
4.
666 + 91 =
757
2
|
|
5.
994 – 582 =
2
412
|
6.
234 + 211 =
445
2
|
7.
225 – 54 =
171
2
|
8.
15 + 135 =
2
150
|
|
9.
203 + 190 =
2
393
|
10.
336 + 269 =
2
605
|
11.
8 + 98 =
106
2
|
12.
882 – 42 =
2
840
|
|
13.
627 + 275 =
2
902
|
14.
832 – 82 =
750
2
|
15.
520 – 493 =
2
27
|
16.
966 + 21 =
987
2
|
|
17.
89 + 448 =
2
537
|
18.
250 + 728 =
2
978
|
19.
822 + 174 =
996
2
|
20.
776 + 63 =
2
839
|