Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
403 + 173 =
2
4
3
576
|
2.
757 – 558 =
3
4
199
2
|
3.
377 + 80 =
2
4
457
3
|
4.
595 – 24 =
2
3
4
571
|
|
5.
400 + 207 =
3
2
607
4
|
6.
53 – 44 =
1
9
3
2
|
7.
329 + 518 =
4
3
2
847
|
8.
760 + 56 =
4
3
816
2
|
|
9.
969 – 376 =
3
2
593
4
|
10.
33 – 32 =
1
2
3
4
|
11.
289 + 561 =
850
4
2
3
|
12.
280 + 78 =
4
3
358
2
|
|
13.
433 – 124 =
3
309
2
4
|
14.
88 – 4 =
84
2
4
3
|
15.
49 + 849 =
2
3
4
898
|
16.
45 + 288 =
2
333
3
4
|
|
17.
33 + 567 =
3
2
4
600
|
18.
174 – 137 =
4
37
3
2
|
19.
21 + 645 =
2
666
4
3
|
20.
845 – 17 =
4
828
3
2
|