Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
862 – 54 =
808
2
|
2.
403 + 462 =
2
865
|
3.
713 + 188 =
901
2
|
4.
643 + 337 =
2
980
|
|
5.
749 – 240 =
509
2
|
6.
170 + 21 =
2
191
|
7.
431 + 465 =
2
896
|
8.
729 + 70 =
799
2
|
|
9.
289 + 66 =
2
355
|
10.
812 – 398 =
2
414
|
11.
372 + 343 =
2
715
|
12.
78 + 116 =
2
194
|
|
13.
828 + 58 =
2
886
|
14.
968 + 9 =
2
977
|
15.
466 + 5 =
2
471
|
16.
833 + 166 =
2
999
|
|
17.
302 + 119 =
421
2
|
18.
991 – 42 =
2
949
|
19.
692 + 60 =
2
752
|
20.
638 – 587 =
2
51
|