Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
309 – 122 =
3
187
4
2
|
2.
211 – 154 =
3
57
2
4
|
3.
642 + 202 =
3
2
4
844
|
4.
963 – 828 =
3
4
2
135
|
|
5.
961 – 489 =
2
4
3
472
|
6.
957 – 3 =
2
954
4
3
|
7.
371 + 99 =
2
3
4
470
|
8.
985 – 891 =
94
2
3
4
|
|
9.
566 – 482 =
2
3
84
4
|
10.
694 + 197 =
2
4
891
3
|
11.
564 – 447 =
4
2
3
117
|
12.
927 + 47 =
4
2
974
3
|
|
13.
76 – 10 =
66
2
4
3
|
14.
724 + 190 =
3
2
4
914
|
15.
115 – 101 =
14
3
2
1
|
16.
236 – 14 =
4
222
2
3
|
|
17.
553 – 60 =
493
3
4
2
|
18.
929 – 42 =
2
887
4
3
|
19.
637 – 548 =
2
3
4
89
|
20.
416 + 320 =
2
736
4
3
|