Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
643 – 541 =
3
2
4
102
|
2.
389 – 74 =
3
315
2
4
|
3.
4 – 3 =
2
4
1
3
|
4.
212 – 98 =
114
3
2
4
|
|
5.
484 – 409 =
75
3
2
4
|
6.
24 + 32 =
4
2
3
56
|
7.
752 + 78 =
2
830
3
4
|
8.
739 – 185 =
554
2
3
4
|
|
9.
767 + 115 =
882
2
3
4
|
10.
466 – 109 =
3
357
2
4
|
11.
906 + 41 =
3
2
4
947
|
12.
694 – 504 =
2
3
190
4
|
|
13.
404 – 316 =
2
88
3
4
|
14.
376 + 291 =
2
3
4
667
|
15.
434 + 53 =
487
4
3
2
|
16.
580 + 167 =
3
4
2
747
|
|
17.
18 – 9 =
1
9
3
2
|
18.
345 – 119 =
3
226
4
2
|
19.
359 + 452 =
2
811
4
3
|
20.
119 + 131 =
2
3
250
4
|