Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
991 – 365 =
2
626
3
4
|
2.
336 + 460 =
4
796
2
3
|
3.
18 – 3 =
15
3
2
1
|
4.
82 – 59 =
3
4
23
2
|
|
5.
270 + 79 =
4
2
3
349
|
6.
477 + 76 =
2
3
553
4
|
7.
771 + 19 =
4
2
3
790
|
8.
240 + 530 =
4
2
3
770
|
|
9.
520 + 411 =
2
4
931
3
|
10.
457 + 108 =
4
2
565
3
|
11.
594 + 155 =
749
4
2
3
|
12.
391 – 197 =
194
3
2
4
|
|
13.
519 + 152 =
2
3
671
4
|
14.
718 – 246 =
3
472
4
2
|
15.
380 – 246 =
2
134
3
4
|
16.
839 – 573 =
2
3
266
4
|
|
17.
771 – 389 =
2
4
3
382
|
18.
180 – 116 =
3
2
64
4
|
19.
883 – 249 =
3
2
4
634
|
20.
409 – 62 =
4
347
3
2
|