Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
656 + 199 =
2
855
4
3
|
2.
770 – 403 =
4
3
2
367
|
3.
774 – 736 =
3
2
4
38
|
4.
174 + 577 =
2
3
4
751
|
|
5.
871 – 762 =
2
3
4
109
|
6.
417 – 48 =
369
4
3
2
|
7.
29 – 22 =
2
7
3
1
|
8.
268 – 223 =
4
2
3
45
|
|
9.
882 + 51 =
2
4
3
933
|
10.
889 – 97 =
3
792
2
4
|
11.
229 – 135 =
94
4
2
3
|
12.
142 + 485 =
3
2
627
4
|
|
13.
502 + 63 =
4
2
565
3
|
14.
985 – 489 =
2
4
3
496
|
15.
615 + 29 =
644
3
4
2
|
16.
862 – 844 =
18
3
2
4
|
|
17.
880 – 797 =
4
3
2
83
|
18.
200 + 788 =
988
2
4
3
|
19.
835 + 1 =
836
3
4
2
|
20.
610 – 55 =
2
555
4
3
|