Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
496 – 410 =
86
3
2
4
|
2.
52 – 0 =
3
4
2
52
|
3.
197 + 2 =
4
199
3
2
|
4.
942 – 729 =
4
3
213
2
|
|
5.
418 + 268 =
686
2
3
4
|
6.
964 + 12 =
3
4
2
976
|
7.
937 + 29 =
2
3
966
4
|
8.
292 + 307 =
4
2
3
599
|
|
9.
870 – 76 =
794
3
4
2
|
10.
727 + 46 =
4
2
773
3
|
11.
658 + 297 =
3
2
4
955
|
12.
106 – 41 =
3
2
65
4
|
|
13.
901 – 101 =
4
800
2
3
|
14.
253 – 193 =
3
4
60
2
|
15.
775 – 254 =
3
2
521
4
|
16.
140 + 0 =
2
4
140
3
|
|
17.
857 + 54 =
4
3
2
911
|
18.
748 + 242 =
2
4
990
3
|
19.
449 – 265 =
4
3
2
184
|
20.
66 – 6 =
4
60
2
3
|