Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
291 – 134 =
157
2
3
4
|
2.
124 – 111 =
3
1
13
2
|
3.
823 + 29 =
852
3
4
2
|
4.
139 + 806 =
4
2
3
945
|
|
5.
572 + 145 =
717
3
2
4
|
6.
506 – 411 =
4
2
3
95
|
7.
992 – 523 =
3
4
469
2
|
8.
882 – 871 =
2
1
3
11
|
|
9.
791 + 53 =
3
844
2
4
|
10.
575 + 362 =
2
937
3
4
|
11.
481 – 474 =
1
3
2
7
|
12.
144 – 128 =
2
3
4
16
|
|
13.
719 – 372 =
4
347
3
2
|
14.
386 – 46 =
3
2
340
4
|
15.
225 + 556 =
781
2
3
4
|
16.
209 – 143 =
3
66
4
2
|
|
17.
802 – 47 =
4
755
3
2
|
18.
310 – 160 =
150
3
4
2
|
19.
457 – 447 =
1
10
2
3
|
20.
506 – 150 =
4
2
3
356
|