Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
518 – 492 =
26
2
|
2.
948 + 27 =
2
975
|
3.
64 + 259 =
323
2
|
4.
750 – 529 =
2
221
|
|
5.
922 + 44 =
2
966
|
6.
263 + 320 =
583
2
|
7.
384 – 71 =
2
313
|
8.
829 + 142 =
2
971
|
|
9.
461 + 500 =
2
961
|
10.
856 + 73 =
2
929
|
11.
394 – 27 =
2
367
|
12.
354 + 284 =
638
2
|
|
13.
635 + 106 =
2
741
|
14.
772 + 150 =
2
922
|
15.
98 + 394 =
2
492
|
16.
152 – 73 =
79
2
|
|
17.
969 + 15 =
984
2
|
18.
148 + 220 =
2
368
|
19.
376 + 406 =
782
2
|
20.
330 – 77 =
253
2
|