Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
657 + 233 =
3
2
890
4
|
2.
598 + 199 =
4
2
3
797
|
3.
209 + 147 =
3
356
4
2
|
4.
485 + 17 =
502
3
2
4
|
|
5.
592 + 192 =
3
2
4
784
|
6.
126 – 72 =
2
3
4
54
|
7.
194 + 352 =
546
3
4
2
|
8.
367 + 218 =
3
4
585
2
|
|
9.
743 + 141 =
884
2
4
3
|
10.
18 – 14 =
2
4
1
3
|
11.
398 – 385 =
1
2
3
13
|
12.
193 + 78 =
4
3
271
2
|
|
13.
84 – 6 =
3
4
78
2
|
14.
656 – 654 =
1
4
3
2
|
15.
82 – 26 =
4
3
56
2
|
16.
88 + 17 =
105
3
2
4
|
|
17.
808 – 766 =
42
3
4
2
|
18.
66 – 44 =
3
22
2
4
|
19.
595 + 385 =
2
3
980
4
|
20.
463 – 225 =
2
3
4
238
|