Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
518 + 396 =
914
3
2
4
|
2.
672 + 125 =
3
4
2
797
|
3.
326 + 174 =
500
2
4
3
|
4.
81 – 46 =
3
35
2
4
|
|
5.
689 + 179 =
2
4
3
868
|
6.
138 – 57 =
3
4
81
2
|
7.
417 + 408 =
2
825
3
4
|
8.
221 + 489 =
2
3
4
710
|
|
9.
607 + 81 =
4
2
688
3
|
10.
496 – 81 =
415
4
3
2
|
11.
386 + 12 =
2
3
4
398
|
12.
291 + 556 =
4
847
2
3
|
|
13.
288 – 220 =
4
3
68
2
|
14.
978 – 348 =
2
630
3
4
|
15.
145 – 102 =
4
3
2
43
|
16.
823 + 143 =
3
4
966
2
|
|
17.
877 + 85 =
962
3
4
2
|
18.
293 + 315 =
2
3
608
4
|
19.
230 + 148 =
3
2
378
4
|
20.
782 – 172 =
3
610
2
4
|