Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
653 + 305 =
3
958
4
2
|
2.
861 – 596 =
265
2
3
4
|
3.
59 + 223 =
282
4
3
2
|
4.
960 + 15 =
3
4
2
975
|
|
5.
598 + 378 =
3
976
2
4
|
6.
667 + 14 =
3
681
4
2
|
7.
202 + 42 =
4
2
244
3
|
8.
525 + 62 =
587
2
3
4
|
|
9.
521 + 59 =
3
2
4
580
|
10.
910 – 291 =
3
619
4
2
|
11.
38 + 109 =
4
147
2
3
|
12.
21 + 178 =
199
4
3
2
|
|
13.
253 + 539 =
2
3
792
4
|
14.
10 + 431 =
3
441
2
4
|
15.
583 – 139 =
444
4
2
3
|
16.
156 + 742 =
2
3
4
898
|
|
17.
174 – 174 =
3
0
2
4
|
18.
336 + 378 =
4
3
714
2
|
19.
599 + 5 =
3
4
604
2
|
20.
437 – 269 =
2
4
168
3
|