Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
746 – 539 =
207
2
|
2.
807 – 254 =
2
553
|
3.
775 + 118 =
893
2
|
4.
484 – 376 =
108
2
|
|
5.
357 + 206 =
2
563
|
6.
522 + 366 =
2
888
|
7.
27 – 15 =
12
1
|
8.
711 + 6 =
2
717
|
|
9.
409 – 72 =
2
337
|
10.
508 + 147 =
655
2
|
11.
166 – 89 =
2
77
|
12.
788 + 184 =
972
2
|
|
13.
719 – 108 =
611
2
|
14.
308 + 591 =
2
899
|
15.
887 – 609 =
2
278
|
16.
953 + 36 =
2
989
|
|
17.
211 + 232 =
2
443
|
18.
535 + 288 =
2
823
|
19.
443 – 156 =
287
2
|
20.
461 – 328 =
2
133
|