Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
691 – 149 =
542
2
|
2.
750 – 677 =
2
73
|
3.
530 + 356 =
2
886
|
4.
74 + 216 =
2
290
|
|
5.
862 – 811 =
2
51
|
6.
347 + 203 =
550
2
|
7.
431 – 130 =
301
2
|
8.
275 – 270 =
5
1
|
|
9.
559 + 184 =
743
2
|
10.
287 – 153 =
2
134
|
11.
889 – 247 =
2
642
|
12.
882 + 20 =
2
902
|
|
13.
779 + 19 =
798
2
|
14.
187 + 408 =
595
2
|
15.
586 + 57 =
643
2
|
16.
987 + 7 =
2
994
|
|
17.
694 – 656 =
2
38
|
18.
790 + 160 =
950
2
|
19.
216 – 169 =
2
47
|
20.
231 + 423 =
2
654
|