Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
128 – 4 =
2
124
3
4
|
2.
439 – 421 =
4
18
2
3
|
3.
165 + 193 =
4
3
2
358
|
4.
252 – 114 =
138
4
3
2
|
|
5.
39 + 698 =
737
2
3
4
|
6.
478 – 346 =
3
2
4
132
|
7.
153 + 161 =
2
4
314
3
|
8.
82 – 64 =
4
18
3
2
|
|
9.
439 + 456 =
895
3
2
4
|
10.
157 + 525 =
4
2
3
682
|
11.
749 – 605 =
2
3
144
4
|
12.
797 – 337 =
2
3
460
4
|
|
13.
904 + 69 =
2
4
973
3
|
14.
910 – 15 =
2
4
895
3
|
15.
882 + 81 =
3
963
4
2
|
16.
928 – 78 =
4
850
2
3
|
|
17.
626 + 352 =
3
2
978
4
|
18.
559 + 161 =
720
2
3
4
|
19.
560 – 0 =
3
2
4
560
|
20.
498 + 277 =
2
3
775
4
|