Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
256 + 246 =
4
2
502
3
|
2.
88 + 159 =
3
2
4
247
|
3.
446 + 549 =
2
995
4
3
|
4.
585 – 51 =
534
3
2
4
|
|
5.
46 – 36 =
10
2
1
3
|
6.
399 + 71 =
3
2
4
470
|
7.
697 – 208 =
2
3
489
4
|
8.
634 + 333 =
3
4
967
2
|
|
9.
10 + 937 =
4
3
2
947
|
10.
822 – 354 =
2
4
468
3
|
11.
59 + 70 =
2
129
3
4
|
12.
88 – 33 =
55
3
2
4
|
|
13.
31 + 537 =
3
568
4
2
|
14.
311 – 218 =
93
3
2
4
|
15.
232 – 65 =
4
2
167
3
|
16.
397 – 25 =
372
3
4
2
|
|
17.
913 + 59 =
972
4
2
3
|
18.
919 – 347 =
572
4
2
3
|
19.
426 + 292 =
718
2
3
4
|
20.
958 + 22 =
2
980
3
4
|