Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
293 – 251 =
42
2
4
3
|
2.
238 – 111 =
3
2
127
4
|
3.
313 – 154 =
3
2
159
4
|
4.
283 + 33 =
2
4
3
316
|
|
5.
755 + 60 =
815
4
2
3
|
6.
220 – 146 =
2
3
74
4
|
7.
418 + 357 =
775
2
3
4
|
8.
429 + 160 =
2
589
4
3
|
|
9.
961 – 913 =
48
3
2
4
|
10.
160 + 461 =
621
2
4
3
|
11.
708 – 231 =
477
2
4
3
|
12.
769 + 142 =
3
4
2
911
|
|
13.
203 – 194 =
3
9
1
2
|
14.
61 + 681 =
2
742
3
4
|
15.
228 – 17 =
3
211
2
4
|
16.
269 + 62 =
2
3
4
331
|
|
17.
318 + 558 =
4
3
876
2
|
18.
241 + 118 =
359
4
3
2
|
19.
778 – 505 =
2
3
273
4
|
20.
375 – 83 =
292
4
3
2
|