Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
767 – 542 =
3
2
4
225
|
2.
136 – 35 =
4
101
3
2
|
3.
240 – 58 =
182
3
2
4
|
4.
815 + 62 =
4
2
3
877
|
|
5.
530 – 455 =
2
4
3
75
|
6.
471 + 485 =
4
956
3
2
|
7.
753 – 274 =
4
479
2
3
|
8.
712 + 35 =
3
4
2
747
|
|
9.
239 + 448 =
2
687
4
3
|
10.
89 – 34 =
3
55
2
4
|
11.
242 – 20 =
222
4
3
2
|
12.
338 + 332 =
2
670
3
4
|
|
13.
993 + 2 =
4
3
995
2
|
14.
418 + 204 =
2
3
622
4
|
15.
674 – 588 =
3
2
86
4
|
16.
666 – 554 =
2
112
3
4
|
|
17.
298 + 104 =
2
3
402
4
|
18.
184 – 88 =
2
3
4
96
|
19.
277 – 232 =
2
3
45
4
|
20.
12 + 375 =
387
2
4
3
|