Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
673 + 118 =
3
2
791
4
|
2.
48 + 346 =
394
3
4
2
|
3.
697 – 16 =
2
4
681
3
|
4.
316 – 276 =
2
40
3
4
|
|
5.
868 + 59 =
3
927
2
4
|
6.
251 – 169 =
4
3
82
2
|
7.
429 – 352 =
2
3
77
4
|
8.
44 – 6 =
3
4
2
38
|
|
9.
842 + 54 =
896
3
4
2
|
10.
345 – 142 =
3
2
203
4
|
11.
666 – 176 =
2
4
3
490
|
12.
12 – 11 =
1
2
4
3
|
|
13.
440 + 392 =
3
2
4
832
|
14.
570 – 307 =
3
2
263
4
|
15.
537 – 259 =
3
4
278
2
|
16.
10 + 614 =
3
624
2
4
|
|
17.
326 + 662 =
2
988
3
4
|
18.
498 – 90 =
408
3
2
4
|
19.
202 – 147 =
4
3
2
55
|
20.
518 – 492 =
2
3
4
26
|