Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
246 – 113 =
133
4
2
3
|
2.
394 – 116 =
278
3
2
4
|
3.
467 – 352 =
2
4
3
115
|
4.
917 – 664 =
253
4
3
2
|
|
5.
824 – 143 =
681
4
2
3
|
6.
191 – 75 =
3
2
116
4
|
7.
500 + 271 =
771
2
4
3
|
8.
188 – 13 =
4
2
3
175
|
|
9.
3 – 0 =
4
2
1
3
|
10.
945 + 2 =
3
2
4
947
|
11.
50 – 29 =
3
4
2
21
|
12.
816 – 331 =
4
3
485
2
|
|
13.
331 – 225 =
106
3
2
4
|
14.
968 + 19 =
987
4
3
2
|
15.
879 – 668 =
3
2
4
211
|
16.
292 + 181 =
2
473
4
3
|
|
17.
283 – 178 =
2
105
3
4
|
18.
622 – 311 =
4
3
2
311
|
19.
824 – 381 =
2
4
443
3
|
20.
356 – 208 =
3
148
2
4
|