Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
673 + 201 =
4
874
2
3
|
2.
772 + 173 =
945
3
4
2
|
3.
714 + 34 =
748
2
3
4
|
4.
210 – 37 =
2
173
3
4
|
|
5.
120 – 78 =
3
2
4
42
|
6.
241 + 52 =
2
4
3
293
|
7.
823 + 84 =
2
3
4
907
|
8.
466 + 339 =
2
4
3
805
|
|
9.
143 – 90 =
3
4
53
2
|
10.
824 – 35 =
2
4
789
3
|
11.
108 + 103 =
2
4
3
211
|
12.
72 + 469 =
4
2
541
3
|
|
13.
253 – 193 =
60
3
4
2
|
14.
872 – 410 =
4
3
462
2
|
15.
275 – 36 =
3
4
239
2
|
16.
805 + 167 =
2
4
972
3
|
|
17.
323 + 202 =
3
4
525
2
|
18.
871 – 120 =
2
4
751
3
|
19.
577 – 406 =
4
171
2
3
|
20.
147 – 137 =
10
1
2
3
|