Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
488 + 355 =
2
3
4
843
|
2.
743 – 182 =
561
4
2
3
|
3.
385 + 305 =
4
690
2
3
|
4.
531 – 473 =
2
3
4
58
|
|
5.
410 – 267 =
143
2
4
3
|
6.
166 + 751 =
4
2
917
3
|
7.
6 – 0 =
2
1
3
6
|
8.
229 + 184 =
3
413
4
2
|
|
9.
762 – 513 =
2
3
4
249
|
10.
2 – 2 =
0
2
3
4
|
11.
15 + 1 =
16
4
2
3
|
12.
719 + 145 =
864
3
4
2
|
|
13.
20 + 114 =
2
3
4
134
|
14.
792 + 48 =
3
2
840
4
|
15.
344 + 254 =
4
3
598
2
|
16.
820 – 686 =
2
4
3
134
|
|
17.
990 + 10 =
1000
4
3
2
|
18.
107 + 282 =
2
3
4
389
|
19.
401 – 396 =
1
2
3
5
|
20.
924 – 451 =
2
3
4
473
|