Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
434 – 58 =
376
4
3
2
|
2.
958 + 32 =
990
3
2
4
|
3.
54 + 347 =
3
401
2
4
|
4.
380 – 29 =
351
4
2
3
|
|
5.
413 + 206 =
4
619
2
3
|
6.
458 – 40 =
2
418
3
4
|
7.
541 – 261 =
2
280
4
3
|
8.
54 + 491 =
4
3
2
545
|
|
9.
631 + 132 =
3
2
4
763
|
10.
314 + 295 =
609
3
4
2
|
11.
814 + 144 =
958
3
2
4
|
12.
977 – 930 =
47
4
2
3
|
|
13.
263 + 414 =
3
2
677
4
|
14.
785 – 418 =
3
2
367
4
|
15.
186 + 75 =
261
3
2
4
|
16.
284 + 261 =
2
4
545
3
|
|
17.
502 + 435 =
937
2
4
3
|
18.
992 – 204 =
4
3
788
2
|
19.
213 – 13 =
200
2
4
3
|
20.
207 + 44 =
2
4
3
251
|