Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
373 – 223 =
3
150
2
4
|
2.
450 + 103 =
4
553
2
3
|
3.
75 – 72 =
1
4
3
2
|
4.
800 + 95 =
3
2
4
895
|
|
5.
237 + 587 =
2
824
4
3
|
6.
199 + 297 =
2
4
496
3
|
7.
541 – 495 =
46
2
3
4
|
8.
422 + 15 =
2
3
4
437
|
|
9.
849 – 487 =
4
2
3
362
|
10.
687 – 65 =
622
2
4
3
|
11.
512 + 353 =
865
4
3
2
|
12.
541 – 486 =
3
55
4
2
|
|
13.
860 – 459 =
2
401
3
4
|
14.
798 + 25 =
4
2
3
823
|
15.
254 – 90 =
3
4
164
2
|
16.
727 + 249 =
3
2
4
976
|
|
17.
108 – 76 =
2
4
32
3
|
18.
470 + 397 =
867
2
3
4
|
19.
529 – 29 =
4
500
3
2
|
20.
432 – 22 =
410
3
2
4
|