Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
856 + 56 =
4
912
3
2
|
2.
152 + 826 =
2
978
4
3
|
3.
685 + 222 =
907
4
2
3
|
4.
168 – 24 =
144
3
4
2
|
|
5.
303 – 280 =
3
4
2
23
|
6.
405 + 27 =
3
432
4
2
|
7.
571 – 64 =
2
4
507
3
|
8.
26 – 7 =
2
19
3
4
|
|
9.
654 + 83 =
2
737
3
4
|
10.
94 + 618 =
4
2
3
712
|
11.
973 – 8 =
4
965
3
2
|
12.
731 – 714 =
17
2
4
3
|
|
13.
919 + 73 =
992
4
3
2
|
14.
325 – 15 =
310
2
4
3
|
15.
562 + 50 =
4
2
3
612
|
16.
573 + 85 =
3
2
4
658
|
|
17.
924 + 71 =
4
3
995
2
|
18.
90 + 472 =
562
2
3
4
|
19.
885 – 874 =
3
2
11
1
|
20.
911 + 17 =
4
2
3
928
|