Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
630 – 626 =
3
1
2
4
|
2.
456 + 57 =
2
513
4
3
|
3.
946 + 30 =
3
976
2
4
|
4.
986 – 901 =
85
2
4
3
|
|
5.
2 + 975 =
977
4
3
2
|
6.
401 – 358 =
43
2
4
3
|
7.
606 + 306 =
912
4
2
3
|
8.
10 + 757 =
4
3
767
2
|
|
9.
290 – 200 =
3
2
4
90
|
10.
628 + 211 =
3
2
839
4
|
11.
930 + 1 =
2
931
4
3
|
12.
67 + 461 =
3
4
528
2
|
|
13.
146 – 15 =
2
4
3
131
|
14.
804 + 33 =
2
837
3
4
|
15.
870 – 16 =
2
854
4
3
|
16.
268 + 419 =
3
2
687
4
|
|
17.
140 – 125 =
3
2
15
1
|
18.
326 + 219 =
3
4
545
2
|
19.
363 – 59 =
2
304
4
3
|
20.
170 – 5 =
3
4
2
165
|