Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
794 + 129 =
923
2
4
3
|
2.
291 + 196 =
2
4
3
487
|
3.
777 + 122 =
899
2
4
3
|
4.
993 + 0 =
4
2
993
3
|
|
5.
427 + 239 =
666
4
2
3
|
6.
894 – 128 =
3
4
766
2
|
7.
983 – 590 =
2
393
3
4
|
8.
486 – 439 =
47
3
4
2
|
|
9.
978 – 19 =
2
959
3
4
|
10.
132 + 609 =
3
2
741
4
|
11.
775 – 204 =
571
2
4
3
|
12.
473 + 504 =
4
3
977
2
|
|
13.
363 – 347 =
4
16
3
2
|
14.
714 – 698 =
16
4
3
2
|
15.
876 – 451 =
4
3
2
425
|
16.
508 + 280 =
3
2
788
4
|
|
17.
340 – 326 =
2
3
1
14
|
18.
818 + 127 =
2
4
945
3
|
19.
354 – 256 =
3
2
4
98
|
20.
767 – 503 =
264
3
2
4
|