Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
52 + 748 =
4
2
3
800
|
2.
323 + 505 =
2
4
828
3
|
3.
111 – 7 =
3
2
4
104
|
4.
266 – 67 =
3
4
2
199
|
|
5.
673 – 408 =
3
2
4
265
|
6.
481 – 163 =
3
2
4
318
|
7.
132 – 76 =
4
2
56
3
|
8.
860 + 4 =
2
4
3
864
|
|
9.
431 + 386 =
4
817
2
3
|
10.
233 + 505 =
738
4
3
2
|
11.
801 + 59 =
2
4
860
3
|
12.
647 + 244 =
3
4
2
891
|
|
13.
76 – 30 =
4
2
3
46
|
14.
647 – 298 =
349
4
2
3
|
15.
795 + 46 =
841
2
4
3
|
16.
507 + 397 =
4
904
3
2
|
|
17.
346 – 107 =
4
239
3
2
|
18.
604 + 139 =
4
2
3
743
|
19.
938 – 267 =
3
4
2
671
|
20.
218 + 69 =
3
2
287
4
|