Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
467 – 237 =
3
230
4
2
|
2.
910 – 856 =
54
4
2
3
|
3.
103 – 65 =
3
38
2
4
|
4.
857 + 0 =
3
4
2
857
|
|
5.
56 + 59 =
4
3
115
2
|
6.
458 – 107 =
4
2
351
3
|
7.
284 + 519 =
4
2
3
803
|
8.
958 + 38 =
3
2
996
4
|
|
9.
828 + 52 =
4
880
3
2
|
10.
382 – 99 =
2
3
4
283
|
11.
66 – 36 =
2
4
3
30
|
12.
498 + 240 =
3
738
4
2
|
|
13.
971 + 1 =
3
2
4
972
|
14.
493 – 420 =
4
3
73
2
|
15.
763 + 208 =
3
2
971
4
|
16.
717 + 22 =
739
3
4
2
|
|
17.
235 – 196 =
4
3
2
39
|
18.
751 + 231 =
3
2
4
982
|
19.
466 + 210 =
3
2
676
4
|
20.
749 + 120 =
4
869
2
3
|