Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
610 + 52 =
4
662
2
3
|
2.
598 + 267 =
2
4
3
865
|
3.
429 + 438 =
4
867
3
2
|
4.
595 + 401 =
996
4
2
3
|
|
5.
836 + 24 =
2
3
4
860
|
6.
436 – 212 =
224
4
3
2
|
7.
677 – 664 =
13
3
1
2
|
8.
660 – 521 =
4
2
3
139
|
|
9.
332 – 229 =
4
3
103
2
|
10.
950 + 35 =
2
3
4
985
|
11.
352 + 362 =
4
714
3
2
|
12.
499 – 390 =
4
3
109
2
|
|
13.
507 + 284 =
3
791
2
4
|
14.
316 + 288 =
4
604
2
3
|
15.
977 + 0 =
3
977
4
2
|
16.
935 – 845 =
4
2
90
3
|
|
17.
101 – 2 =
2
3
99
4
|
18.
420 – 303 =
2
117
3
4
|
19.
685 – 645 =
40
2
3
4
|
20.
375 + 260 =
3
2
635
4
|