Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
963 – 570 =
2
3
4
393
|
2.
699 + 68 =
767
4
2
3
|
3.
565 + 56 =
2
621
3
4
|
4.
443 – 120 =
4
3
323
2
|
|
5.
370 + 203 =
3
2
4
573
|
6.
108 + 334 =
2
442
3
4
|
7.
859 + 129 =
3
988
2
4
|
8.
862 + 115 =
4
3
2
977
|
|
9.
112 – 50 =
4
62
2
3
|
10.
797 – 22 =
3
2
775
4
|
11.
990 + 3 =
993
4
3
2
|
12.
805 + 2 =
807
2
3
4
|
|
13.
485 + 15 =
3
4
500
2
|
14.
912 – 463 =
3
449
2
4
|
15.
687 – 552 =
3
2
4
135
|
16.
16 – 3 =
3
2
1
13
|
|
17.
983 + 7 =
2
3
4
990
|
18.
288 + 298 =
3
2
4
586
|
19.
495 + 308 =
803
4
3
2
|
20.
928 – 500 =
428
3
4
2
|