Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
720 – 715 =
2
1
3
5
|
2.
140 – 52 =
4
3
2
88
|
3.
432 – 19 =
413
4
2
3
|
4.
700 – 215 =
485
2
4
3
|
|
5.
884 – 157 =
2
4
727
3
|
6.
781 – 8 =
773
3
4
2
|
7.
118 – 52 =
2
66
4
3
|
8.
880 + 113 =
4
993
2
3
|
|
9.
507 + 189 =
2
4
3
696
|
10.
647 – 582 =
4
3
2
65
|
11.
673 + 301 =
974
3
4
2
|
12.
326 + 529 =
4
3
2
855
|
|
13.
159 – 117 =
2
3
42
4
|
14.
273 – 69 =
204
2
4
3
|
15.
476 + 123 =
3
4
599
2
|
16.
166 + 539 =
3
705
2
4
|
|
17.
107 – 107 =
4
2
3
0
|
18.
460 + 378 =
838
2
4
3
|
19.
833 – 652 =
4
3
2
181
|
20.
585 – 82 =
3
4
2
503
|