Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
321 – 261 =
2
60
|
2.
159 – 63 =
2
96
|
3.
344 + 324 =
2
668
|
4.
461 + 270 =
731
2
|
|
5.
686 – 619 =
2
67
|
6.
301 – 91 =
2
210
|
7.
628 + 149 =
2
777
|
8.
442 – 187 =
2
255
|
|
9.
45 + 440 =
2
485
|
10.
939 + 22 =
961
2
|
11.
201 – 32 =
2
169
|
12.
530 + 355 =
2
885
|
|
13.
958 + 31 =
989
2
|
14.
368 – 331 =
2
37
|
15.
313 + 666 =
979
2
|
16.
117 + 509 =
2
626
|
|
17.
722 + 10 =
732
2
|
18.
504 + 323 =
2
827
|
19.
863 + 95 =
958
2
|
20.
802 + 189 =
2
991
|