Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
453 – 246 =
3
2
4
207
|
2.
282 – 157 =
3
125
2
4
|
3.
49 + 826 =
2
875
4
3
|
4.
575 – 436 =
139
3
4
2
|
|
5.
435 + 65 =
2
4
500
3
|
6.
423 – 13 =
410
4
3
2
|
7.
943 + 7 =
950
3
4
2
|
8.
84 + 152 =
2
236
3
4
|
|
9.
285 + 96 =
3
2
4
381
|
10.
770 + 39 =
2
3
4
809
|
11.
476 + 499 =
2
3
4
975
|
12.
765 + 20 =
3
785
2
4
|
|
13.
575 – 217 =
358
3
2
4
|
14.
470 – 246 =
2
224
3
4
|
15.
231 – 172 =
59
3
4
2
|
16.
937 – 167 =
2
3
4
770
|
|
17.
735 + 152 =
4
887
2
3
|
18.
95 + 431 =
4
2
3
526
|
19.
734 – 345 =
389
2
4
3
|
20.
659 + 63 =
3
4
722
2
|