Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
326 – 102 =
4
2
3
224
|
2.
83 – 81 =
1
4
3
2
|
3.
74 + 730 =
4
2
3
804
|
4.
558 – 386 =
2
4
172
3
|
|
5.
733 – 503 =
2
3
230
4
|
6.
881 – 20 =
2
3
861
4
|
7.
368 – 233 =
2
4
3
135
|
8.
921 – 144 =
2
777
3
4
|
|
9.
768 – 760 =
3
1
8
2
|
10.
758 – 515 =
4
2
3
243
|
11.
217 – 142 =
2
3
75
4
|
12.
324 – 199 =
125
3
2
4
|
|
13.
974 + 11 =
2
4
985
3
|
14.
892 + 89 =
981
2
4
3
|
15.
526 – 206 =
3
2
4
320
|
16.
879 + 113 =
992
2
3
4
|
|
17.
215 – 9 =
4
3
2
206
|
18.
914 + 11 =
925
4
2
3
|
19.
83 + 226 =
2
3
4
309
|
20.
317 + 213 =
3
530
2
4
|