Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
785 – 146 =
639
4
2
3
|
2.
333 + 27 =
360
3
2
4
|
3.
823 + 148 =
4
971
2
3
|
4.
846 – 823 =
23
3
2
4
|
|
5.
34 + 450 =
484
2
3
4
|
6.
501 + 323 =
2
4
3
824
|
7.
304 + 54 =
358
2
3
4
|
8.
421 + 292 =
713
4
3
2
|
|
9.
972 – 932 =
2
4
40
3
|
10.
859 + 44 =
903
3
4
2
|
11.
799 – 198 =
2
4
601
3
|
12.
544 + 320 =
3
864
2
4
|
|
13.
67 + 326 =
2
4
3
393
|
14.
644 – 213 =
3
4
2
431
|
15.
752 + 174 =
2
4
3
926
|
16.
245 – 161 =
3
2
4
84
|
|
17.
130 + 517 =
3
647
2
4
|
18.
998 + 0 =
2
4
998
3
|
19.
659 – 561 =
3
4
98
2
|
20.
252 + 361 =
3
4
2
613
|