Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
802 – 757 =
2
45
3
4
|
2.
906 + 9 =
3
915
4
2
|
3.
575 + 304 =
2
879
3
4
|
4.
949 + 20 =
969
3
4
2
|
|
5.
620 – 185 =
435
2
3
4
|
6.
446 – 390 =
4
2
56
3
|
7.
705 – 348 =
3
4
357
2
|
8.
794 + 60 =
3
2
854
4
|
|
9.
187 – 67 =
120
2
3
4
|
10.
852 – 526 =
2
326
3
4
|
11.
734 + 203 =
2
3
4
937
|
12.
640 + 242 =
2
882
3
4
|
|
13.
3 – 0 =
4
1
3
2
|
14.
22 – 10 =
2
12
1
3
|
15.
372 + 538 =
3
2
910
4
|
16.
205 – 155 =
50
4
3
2
|
|
17.
730 – 282 =
2
4
3
448
|
18.
536 – 450 =
86
2
3
4
|
19.
417 + 190 =
2
3
4
607
|
20.
998 + 1 =
999
4
2
3
|