Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
771 + 226 =
997
3
4
2
|
2.
624 – 531 =
2
4
3
93
|
3.
329 – 34 =
2
295
3
4
|
4.
82 – 60 =
22
4
2
3
|
|
5.
871 + 30 =
3
2
901
4
|
6.
194 + 739 =
933
2
4
3
|
7.
315 – 304 =
11
1
2
3
|
8.
294 + 82 =
4
3
2
376
|
|
9.
325 + 109 =
3
4
434
2
|
10.
644 + 187 =
831
4
3
2
|
11.
411 – 130 =
3
281
4
2
|
12.
156 – 76 =
3
80
2
4
|
|
13.
221 + 248 =
4
469
3
2
|
14.
548 – 121 =
3
4
427
2
|
15.
298 + 502 =
3
4
800
2
|
16.
686 – 498 =
2
4
3
188
|
|
17.
539 + 186 =
4
725
2
3
|
18.
440 – 8 =
4
432
2
3
|
19.
375 – 188 =
3
187
2
4
|
20.
552 – 532 =
2
4
3
20
|