Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
852 – 561 =
4
291
3
2
|
2.
961 + 36 =
3
2
997
4
|
3.
666 – 323 =
3
343
2
4
|
4.
769 – 18 =
3
4
751
2
|
|
5.
471 + 184 =
3
655
2
4
|
6.
261 + 498 =
2
3
759
4
|
7.
508 + 8 =
4
516
2
3
|
8.
919 + 23 =
2
4
3
942
|
|
9.
251 – 234 =
4
2
17
3
|
10.
887 – 802 =
3
2
85
4
|
11.
640 + 111 =
751
3
4
2
|
12.
289 + 668 =
2
3
957
4
|
|
13.
349 + 438 =
787
4
2
3
|
14.
779 + 17 =
3
796
4
2
|
15.
994 + 5 =
3
2
999
4
|
16.
310 – 262 =
48
4
2
3
|
|
17.
107 + 487 =
594
4
3
2
|
18.
484 + 89 =
2
3
4
573
|
19.
238 – 179 =
2
4
3
59
|
20.
145 – 26 =
4
119
2
3
|