Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
622 – 392 =
230
2
3
4
|
2.
647 + 327 =
2
3
974
4
|
3.
849 – 125 =
3
4
2
724
|
4.
938 + 25 =
963
4
3
2
|
|
5.
238 – 142 =
2
4
3
96
|
6.
606 + 78 =
2
4
3
684
|
7.
661 – 518 =
2
143
4
3
|
8.
571 + 276 =
847
3
4
2
|
|
9.
834 – 417 =
3
2
417
4
|
10.
280 – 207 =
2
4
3
73
|
11.
418 + 127 =
3
545
2
4
|
12.
441 + 95 =
3
536
4
2
|
|
13.
29 – 21 =
8
3
1
2
|
14.
871 – 844 =
3
27
2
4
|
15.
967 + 21 =
3
4
988
2
|
16.
619 + 295 =
4
2
914
3
|
|
17.
860 – 607 =
3
4
253
2
|
18.
187 + 561 =
2
4
748
3
|
19.
498 + 295 =
4
3
2
793
|
20.
211 + 84 =
295
4
2
3
|