Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
635 + 199 =
3
4
2
834
|
2.
19 – 9 =
10
3
2
1
|
3.
95 – 82 =
2
13
1
3
|
4.
27 – 16 =
1
2
11
3
|
|
5.
371 + 503 =
4
3
2
874
|
6.
492 + 440 =
4
2
3
932
|
7.
742 – 537 =
2
205
3
4
|
8.
772 + 91 =
4
2
863
3
|
|
9.
221 – 128 =
2
93
4
3
|
10.
190 + 3 =
193
2
4
3
|
11.
991 + 6 =
997
3
4
2
|
12.
168 + 138 =
4
306
3
2
|
|
13.
10 – 10 =
4
0
3
2
|
14.
911 + 12 =
4
3
923
2
|
15.
280 – 78 =
202
3
4
2
|
16.
190 + 87 =
4
2
277
3
|
|
17.
18 + 112 =
2
3
4
130
|
18.
761 + 9 =
770
2
3
4
|
19.
204 + 491 =
2
4
695
3
|
20.
20 + 6 =
4
26
2
3
|