Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
468 + 251 =
4
719
3
2
|
2.
691 + 235 =
3
926
4
2
|
3.
454 + 120 =
4
2
574
3
|
4.
879 + 76 =
2
3
955
4
|
|
5.
87 + 775 =
4
862
2
3
|
6.
206 – 47 =
3
2
159
4
|
7.
781 + 105 =
886
4
3
2
|
8.
482 – 444 =
2
4
3
38
|
|
9.
485 + 320 =
3
4
2
805
|
10.
369 – 67 =
4
302
3
2
|
11.
167 – 167 =
0
4
3
2
|
12.
360 – 160 =
200
2
4
3
|
|
13.
914 + 41 =
2
4
955
3
|
14.
925 + 59 =
3
2
4
984
|
15.
534 + 378 =
4
3
2
912
|
16.
968 + 23 =
3
4
991
2
|
|
17.
896 + 71 =
967
2
3
4
|
18.
48 – 27 =
21
4
2
3
|
19.
638 + 39 =
677
4
3
2
|
20.
921 + 50 =
971
4
3
2
|