Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
786 + 40 =
2
3
4
826
|
2.
280 – 260 =
20
4
2
3
|
3.
283 + 516 =
3
799
4
2
|
4.
166 + 503 =
2
4
669
3
|
|
5.
467 – 352 =
3
115
2
4
|
6.
554 + 202 =
2
4
3
756
|
7.
311 – 139 =
2
4
3
172
|
8.
639 + 360 =
999
3
2
4
|
|
9.
529 – 466 =
4
3
2
63
|
10.
597 – 41 =
556
4
2
3
|
11.
729 + 68 =
4
797
3
2
|
12.
960 – 161 =
799
4
3
2
|
|
13.
310 – 89 =
3
2
4
221
|
14.
116 – 56 =
2
4
60
3
|
15.
936 – 537 =
3
2
4
399
|
16.
242 – 27 =
4
3
2
215
|
|
17.
348 – 115 =
2
4
233
3
|
18.
159 + 771 =
4
3
2
930
|
19.
250 + 89 =
4
339
3
2
|
20.
804 – 659 =
145
3
4
2
|