Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
41 – 0 =
4
2
41
3
|
2.
268 + 303 =
571
4
3
2
|
3.
401 – 293 =
2
3
108
4
|
4.
475 – 13 =
4
462
3
2
|
|
5.
326 – 211 =
4
115
3
2
|
6.
271 + 265 =
4
536
2
3
|
7.
589 – 37 =
2
552
4
3
|
8.
718 + 220 =
3
938
2
4
|
|
9.
256 – 19 =
2
4
237
3
|
10.
208 – 74 =
4
3
2
134
|
11.
40 + 306 =
2
4
3
346
|
12.
875 + 40 =
2
3
915
4
|
|
13.
267 – 7 =
4
2
3
260
|
14.
257 – 164 =
93
4
3
2
|
15.
341 + 435 =
3
776
4
2
|
16.
522 – 161 =
3
361
4
2
|
|
17.
358 + 396 =
754
2
3
4
|
18.
918 – 545 =
4
2
3
373
|
19.
366 + 561 =
4
3
927
2
|
20.
491 + 106 =
3
597
4
2
|