Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
983 + 4 =
2
4
987
3
|
2.
966 + 15 =
981
4
2
3
|
3.
848 + 89 =
4
937
3
2
|
4.
721 + 84 =
4
805
2
3
|
|
5.
175 – 33 =
3
142
4
2
|
6.
750 – 594 =
3
156
2
4
|
7.
391 + 561 =
952
2
4
3
|
8.
653 – 44 =
609
2
3
4
|
|
9.
119 + 517 =
2
3
4
636
|
10.
174 + 195 =
3
369
4
2
|
11.
489 – 424 =
2
65
3
4
|
12.
344 – 83 =
2
261
4
3
|
|
13.
676 – 126 =
550
3
2
4
|
14.
535 + 446 =
2
3
981
4
|
15.
520 – 366 =
2
3
4
154
|
16.
561 + 156 =
3
717
4
2
|
|
17.
262 – 130 =
2
3
132
4
|
18.
582 + 326 =
2
908
3
4
|
19.
848 + 10 =
2
3
4
858
|
20.
923 – 435 =
3
2
488
4
|