Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
244 – 124 =
3
2
4
120
|
2.
58 + 494 =
2
552
3
4
|
3.
305 – 52 =
4
253
3
2
|
4.
306 + 37 =
3
343
2
4
|
|
5.
170 – 102 =
3
4
2
68
|
6.
880 + 63 =
2
943
3
4
|
7.
226 – 75 =
151
4
3
2
|
8.
343 – 63 =
3
280
4
2
|
|
9.
47 + 703 =
2
750
4
3
|
10.
361 + 498 =
4
859
2
3
|
11.
432 + 511 =
4
2
3
943
|
12.
703 – 220 =
4
483
3
2
|
|
13.
433 – 181 =
4
3
2
252
|
14.
364 + 208 =
4
3
572
2
|
15.
255 – 187 =
4
68
2
3
|
16.
237 + 210 =
2
3
447
4
|
|
17.
522 – 198 =
4
3
2
324
|
18.
818 – 238 =
4
580
3
2
|
19.
686 + 289 =
975
4
2
3
|
20.
614 – 378 =
2
4
236
3
|