Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
522 + 330 =
2
852
|
2.
137 + 781 =
918
2
|
3.
675 + 3 =
678
2
|
4.
50 – 9 =
41
2
|
|
5.
292 – 288 =
1
4
|
6.
448 – 305 =
143
2
|
7.
661 + 151 =
812
2
|
8.
529 – 83 =
446
2
|
|
9.
639 + 359 =
998
2
|
10.
39 – 12 =
2
27
|
11.
802 – 663 =
2
139
|
12.
915 – 794 =
121
2
|
|
13.
123 – 80 =
2
43
|
14.
266 + 420 =
2
686
|
15.
562 + 320 =
882
2
|
16.
727 + 248 =
2
975
|
|
17.
729 + 166 =
895
2
|
18.
619 – 447 =
172
2
|
19.
453 – 395 =
2
58
|
20.
903 + 43 =
946
2
|