Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
649 – 472 =
4
177
3
2
|
2.
494 + 167 =
4
2
661
3
|
3.
342 – 213 =
129
2
4
3
|
4.
489 – 483 =
1
3
2
6
|
|
5.
861 + 35 =
4
2
3
896
|
6.
280 – 256 =
4
2
3
24
|
7.
347 – 245 =
4
102
2
3
|
8.
338 + 460 =
3
4
2
798
|
|
9.
907 + 6 =
2
913
4
3
|
10.
977 + 7 =
4
3
2
984
|
11.
741 – 651 =
4
90
3
2
|
12.
920 + 58 =
978
2
3
4
|
|
13.
410 + 393 =
803
2
3
4
|
14.
657 – 329 =
328
3
4
2
|
15.
537 – 234 =
4
303
2
3
|
16.
931 – 573 =
4
2
358
3
|
|
17.
349 – 247 =
4
2
3
102
|
18.
945 + 35 =
4
2
3
980
|
19.
732 – 403 =
2
329
3
4
|
20.
819 – 568 =
4
2
251
3
|