Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
922 + 26 =
948
3
4
2
|
2.
497 + 345 =
842
2
3
4
|
3.
332 + 67 =
3
4
2
399
|
4.
664 + 232 =
4
3
2
896
|
|
5.
575 – 349 =
4
3
226
2
|
6.
263 + 231 =
494
4
3
2
|
7.
476 + 318 =
3
2
794
4
|
8.
554 + 246 =
800
4
3
2
|
|
9.
400 – 279 =
121
3
2
4
|
10.
663 – 379 =
3
2
4
284
|
11.
361 – 59 =
302
3
4
2
|
12.
645 – 178 =
3
2
4
467
|
|
13.
744 + 53 =
2
3
797
4
|
14.
153 – 141 =
3
12
2
1
|
15.
305 + 604 =
2
909
4
3
|
16.
999 + 1 =
3
4
2
1000
|
|
17.
724 – 171 =
2
4
553
3
|
18.
972 + 12 =
2
4
984
3
|
19.
873 – 532 =
3
2
341
4
|
20.
448 – 170 =
3
4
278
2
|