Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
920 + 25 =
4
2
3
945
|
2.
847 + 101 =
3
2
4
948
|
3.
970 + 13 =
2
3
983
4
|
4.
128 – 112 =
16
3
4
2
|
|
5.
803 + 141 =
2
3
4
944
|
6.
860 – 778 =
82
2
4
3
|
7.
791 + 115 =
4
906
2
3
|
8.
309 – 116 =
4
193
2
3
|
|
9.
892 + 53 =
3
945
4
2
|
10.
308 – 121 =
4
2
187
3
|
11.
652 – 63 =
589
2
4
3
|
12.
474 – 137 =
337
2
4
3
|
|
13.
288 – 68 =
4
220
3
2
|
14.
77 – 12 =
2
4
65
3
|
15.
983 – 430 =
553
4
2
3
|
16.
499 + 394 =
2
4
3
893
|
|
17.
450 + 237 =
3
687
2
4
|
18.
723 – 700 =
2
4
3
23
|
19.
850 + 80 =
4
3
2
930
|
20.
593 + 249 =
842
4
2
3
|