Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
799 – 347 =
452
3
4
2
|
2.
665 – 576 =
4
2
89
3
|
3.
417 + 59 =
3
2
4
476
|
4.
215 + 101 =
4
2
316
3
|
|
5.
156 – 104 =
2
52
4
3
|
6.
308 – 104 =
204
3
4
2
|
7.
91 + 235 =
4
326
2
3
|
8.
655 + 105 =
760
4
2
3
|
|
9.
305 – 145 =
4
160
2
3
|
10.
915 – 82 =
3
833
4
2
|
11.
181 – 169 =
12
3
2
1
|
12.
982 – 834 =
148
4
3
2
|
|
13.
787 + 158 =
4
945
3
2
|
14.
647 + 188 =
3
4
2
835
|
15.
382 + 337 =
3
2
719
4
|
16.
212 + 645 =
3
857
4
2
|
|
17.
503 + 202 =
2
3
4
705
|
18.
870 – 730 =
3
140
4
2
|
19.
36 – 25 =
3
11
1
2
|
20.
92 + 679 =
771
3
2
4
|