Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
405 + 168 =
3
4
2
573
|
2.
100 – 72 =
2
28
4
3
|
3.
216 – 108 =
108
2
4
3
|
4.
604 + 154 =
2
758
3
4
|
|
5.
162 + 144 =
4
2
306
3
|
6.
271 – 220 =
51
2
3
4
|
7.
440 – 69 =
3
371
4
2
|
8.
411 – 160 =
251
3
2
4
|
|
9.
523 + 324 =
2
847
4
3
|
10.
101 + 110 =
3
2
211
4
|
11.
44 + 690 =
2
734
4
3
|
12.
268 – 49 =
4
3
219
2
|
|
13.
427 – 202 =
225
4
2
3
|
14.
177 – 7 =
4
170
3
2
|
15.
64 – 55 =
9
1
2
3
|
16.
296 – 193 =
3
2
4
103
|
|
17.
807 + 22 =
829
2
4
3
|
18.
275 + 678 =
2
3
953
4
|
19.
217 – 95 =
3
4
2
122
|
20.
974 + 3 =
3
977
4
2
|