Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
618 + 204 =
2
4
822
3
|
2.
20 – 19 =
4
1
3
2
|
3.
486 + 320 =
4
2
806
3
|
4.
923 + 38 =
4
961
3
2
|
|
5.
99 + 291 =
2
390
3
4
|
6.
787 + 68 =
2
3
855
4
|
7.
395 – 8 =
387
3
2
4
|
8.
440 – 242 =
2
4
3
198
|
|
9.
170 + 256 =
2
426
4
3
|
10.
683 – 166 =
3
2
4
517
|
11.
713 – 204 =
509
3
4
2
|
12.
862 – 82 =
3
2
4
780
|
|
13.
569 + 386 =
955
3
2
4
|
14.
474 + 122 =
2
3
596
4
|
15.
390 – 210 =
4
3
180
2
|
16.
373 + 120 =
3
4
2
493
|
|
17.
66 + 52 =
2
4
118
3
|
18.
19 + 506 =
2
4
525
3
|
19.
320 – 120 =
2
4
3
200
|
20.
855 – 716 =
2
3
139
4
|