Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
214 – 137 =
3
2
4
77
|
2.
979 – 832 =
4
147
2
3
|
3.
444 + 493 =
2
937
4
3
|
4.
548 + 147 =
3
2
4
695
|
|
5.
717 + 191 =
4
3
908
2
|
6.
587 + 210 =
797
3
2
4
|
7.
803 + 89 =
3
4
2
892
|
8.
227 + 252 =
4
2
3
479
|
|
9.
802 + 90 =
3
4
892
2
|
10.
391 – 371 =
2
20
3
4
|
11.
337 – 140 =
197
4
3
2
|
12.
10 – 10 =
2
3
4
0
|
|
13.
69 + 315 =
384
3
2
4
|
14.
279 – 97 =
2
182
4
3
|
15.
777 + 220 =
997
4
3
2
|
16.
624 + 208 =
2
3
832
4
|
|
17.
421 – 326 =
95
3
2
4
|
18.
242 – 44 =
2
3
4
198
|
19.
176 – 80 =
4
96
2
3
|
20.
636 – 577 =
3
4
59
2
|