Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
29 + 542 =
2
3
571
4
|
2.
326 + 573 =
4
2
899
3
|
3.
82 – 24 =
3
4
58
2
|
4.
466 – 411 =
3
2
4
55
|
|
5.
910 – 310 =
3
4
2
600
|
6.
636 – 274 =
2
362
3
4
|
7.
109 – 109 =
2
4
3
0
|
8.
101 – 85 =
4
2
16
3
|
|
9.
166 + 551 =
2
717
3
4
|
10.
340 + 283 =
4
3
623
2
|
11.
825 – 221 =
604
2
3
4
|
12.
954 + 17 =
2
3
4
971
|
|
13.
247 – 87 =
4
3
2
160
|
14.
50 + 651 =
701
4
2
3
|
15.
778 + 115 =
2
4
893
3
|
16.
475 – 179 =
3
296
4
2
|
|
17.
578 + 194 =
3
2
772
4
|
18.
375 – 312 =
3
63
4
2
|
19.
709 + 237 =
4
3
946
2
|
20.
506 + 219 =
4
3
2
725
|