Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
393 – 261 =
2
3
132
4
|
2.
25 + 410 =
3
4
2
435
|
3.
318 – 149 =
3
169
2
4
|
4.
379 + 492 =
2
4
3
871
|
|
5.
384 + 529 =
4
3
2
913
|
6.
441 + 546 =
2
3
4
987
|
7.
304 – 28 =
276
4
2
3
|
8.
626 – 452 =
4
3
2
174
|
|
9.
200 + 152 =
352
2
3
4
|
10.
651 – 152 =
2
499
3
4
|
11.
77 + 610 =
2
687
4
3
|
12.
6 + 161 =
2
167
4
3
|
|
13.
849 + 100 =
949
4
2
3
|
14.
108 + 659 =
4
767
3
2
|
15.
575 + 23 =
4
2
598
3
|
16.
513 + 118 =
4
2
631
3
|
|
17.
720 + 23 =
4
2
743
3
|
18.
405 – 88 =
3
2
4
317
|
19.
753 – 74 =
679
4
2
3
|
20.
594 + 88 =
682
4
3
2
|