Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
734 – 408 =
326
3
4
2
|
2.
508 + 305 =
2
4
813
3
|
3.
420 + 493 =
4
2
913
3
|
4.
119 + 33 =
152
4
3
2
|
|
5.
325 + 245 =
3
2
4
570
|
6.
759 + 45 =
804
3
4
2
|
7.
939 + 12 =
4
951
3
2
|
8.
468 – 20 =
2
4
3
448
|
|
9.
709 + 80 =
2
4
3
789
|
10.
552 + 181 =
4
2
733
3
|
11.
272 – 68 =
4
204
3
2
|
12.
994 + 6 =
4
1000
3
2
|
|
13.
62 + 904 =
966
4
2
3
|
14.
936 + 62 =
4
2
3
998
|
15.
951 – 762 =
189
3
2
4
|
16.
185 + 35 =
2
220
4
3
|
|
17.
884 – 578 =
4
306
2
3
|
18.
384 + 8 =
2
392
4
3
|
19.
673 – 6 =
2
4
3
667
|
20.
857 + 49 =
3
906
4
2
|