Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
363 + 310 =
673
3
4
2
|
2.
358 – 66 =
4
2
3
292
|
3.
225 – 105 =
120
4
3
2
|
4.
309 + 592 =
4
901
2
3
|
|
5.
128 – 95 =
3
33
4
2
|
6.
256 + 8 =
264
3
2
4
|
7.
310 + 506 =
2
816
3
4
|
8.
644 – 445 =
4
199
2
3
|
|
9.
218 – 176 =
4
3
2
42
|
10.
622 – 453 =
169
3
4
2
|
11.
857 – 439 =
3
2
418
4
|
12.
735 + 91 =
4
3
826
2
|
|
13.
837 + 158 =
4
3
2
995
|
14.
956 + 7 =
963
3
4
2
|
15.
10 – 5 =
1
2
5
3
|
16.
201 + 613 =
3
2
4
814
|
|
17.
870 + 64 =
4
934
3
2
|
18.
417 + 399 =
2
3
4
816
|
19.
336 + 441 =
2
777
3
4
|
20.
740 + 50 =
2
3
790
4
|