Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
515 + 400 =
2
915
3
4
|
2.
344 – 90 =
3
4
2
254
|
3.
631 + 26 =
2
657
3
4
|
4.
152 – 109 =
43
2
3
4
|
|
5.
206 + 423 =
2
3
629
4
|
6.
960 + 23 =
983
2
4
3
|
7.
317 – 138 =
4
2
179
3
|
8.
214 + 645 =
2
4
859
3
|
|
9.
760 – 712 =
2
4
3
48
|
10.
256 – 203 =
3
4
2
53
|
11.
414 + 296 =
3
710
4
2
|
12.
221 – 92 =
129
2
4
3
|
|
13.
483 – 279 =
2
204
4
3
|
14.
220 + 684 =
904
3
2
4
|
15.
530 + 414 =
4
2
944
3
|
16.
812 – 480 =
332
2
3
4
|
|
17.
328 + 58 =
4
386
3
2
|
18.
505 + 357 =
4
862
2
3
|
19.
520 + 219 =
739
3
2
4
|
20.
223 – 147 =
2
3
4
76
|