Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
920 – 69 =
851
3
4
2
|
2.
818 – 259 =
3
4
2
559
|
3.
848 – 230 =
4
3
618
2
|
4.
445 – 244 =
4
2
3
201
|
|
5.
658 + 80 =
738
2
4
3
|
6.
631 + 114 =
4
2
3
745
|
7.
515 – 415 =
100
4
3
2
|
8.
523 – 402 =
3
4
121
2
|
|
9.
55 – 54 =
1
2
4
3
|
10.
372 – 72 =
4
2
3
300
|
11.
74 – 42 =
4
32
3
2
|
12.
158 + 676 =
3
2
4
834
|
|
13.
814 – 501 =
313
4
2
3
|
14.
82 – 31 =
2
51
3
4
|
15.
912 – 714 =
3
2
4
198
|
16.
583 + 21 =
604
3
4
2
|
|
17.
316 – 196 =
4
2
120
3
|
18.
584 + 160 =
4
2
744
3
|
19.
400 + 247 =
647
2
3
4
|
20.
710 + 8 =
3
2
4
718
|