Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
39 – 2 =
4
2
37
3
|
2.
160 + 315 =
3
2
4
475
|
3.
279 + 679 =
3
4
958
2
|
4.
132 + 487 =
4
619
2
3
|
|
5.
655 + 325 =
3
2
4
980
|
6.
631 – 523 =
3
108
2
4
|
7.
494 + 151 =
3
2
4
645
|
8.
276 + 501 =
2
4
777
3
|
|
9.
322 – 319 =
4
2
3
1
|
10.
795 + 94 =
889
2
3
4
|
11.
785 – 165 =
620
2
3
4
|
12.
998 + 0 =
998
2
3
4
|
|
13.
595 – 247 =
3
2
4
348
|
14.
223 + 721 =
4
3
944
2
|
15.
539 + 225 =
3
2
764
4
|
16.
580 + 139 =
719
4
3
2
|
|
17.
729 – 418 =
311
2
3
4
|
18.
922 + 7 =
4
3
2
929
|
19.
789 – 319 =
470
2
4
3
|
20.
727 + 273 =
3
4
1000
2
|