Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
767 + 209 =
4
3
2
976
|
2.
113 – 27 =
2
4
3
86
|
3.
688 – 243 =
2
3
4
445
|
4.
273 – 155 =
118
4
3
2
|
|
5.
555 + 348 =
2
4
903
3
|
6.
169 – 149 =
20
2
3
4
|
7.
422 – 142 =
4
2
3
280
|
8.
674 + 10 =
4
3
2
684
|
|
9.
241 – 136 =
3
2
105
4
|
10.
498 – 100 =
2
398
4
3
|
11.
30 + 910 =
940
3
4
2
|
12.
928 + 50 =
4
978
3
2
|
|
13.
802 + 69 =
871
2
3
4
|
14.
618 – 159 =
2
4
3
459
|
15.
80 – 39 =
3
41
2
4
|
16.
768 + 31 =
799
4
2
3
|
|
17.
21 + 647 =
3
2
668
4
|
18.
431 – 260 =
3
2
171
4
|
19.
559 + 76 =
4
2
3
635
|
20.
547 – 427 =
2
4
3
120
|