Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
584 – 147 =
2
437
|
2.
318 – 83 =
235
2
|
3.
742 – 59 =
2
683
|
4.
717 + 20 =
2
737
|
|
5.
361 – 210 =
151
2
|
6.
831 – 126 =
705
2
|
7.
118 – 78 =
40
2
|
8.
370 – 194 =
176
2
|
|
9.
395 – 150 =
2
245
|
10.
813 + 26 =
839
2
|
11.
758 – 548 =
2
210
|
12.
262 + 606 =
2
868
|
|
13.
113 + 141 =
254
2
|
14.
400 – 224 =
176
2
|
15.
875 + 125 =
1000
2
|
16.
487 + 275 =
2
762
|
|
17.
358 + 54 =
412
2
|
18.
718 + 114 =
2
832
|
19.
871 + 108 =
979
2
|
20.
313 + 650 =
963
2
|