Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
845 + 150 =
3
2
995
4
|
2.
714 + 211 =
4
925
3
2
|
3.
931 + 51 =
982
4
3
2
|
4.
210 – 76 =
4
2
134
3
|
|
5.
510 – 505 =
3
2
1
5
|
6.
103 + 580 =
683
3
2
4
|
7.
298 + 643 =
2
4
941
3
|
8.
962 – 665 =
297
4
2
3
|
|
9.
125 – 36 =
2
89
4
3
|
10.
304 – 87 =
217
4
2
3
|
11.
576 + 386 =
4
3
2
962
|
12.
476 + 389 =
2
865
3
4
|
|
13.
562 + 210 =
772
3
2
4
|
14.
919 + 55 =
2
3
4
974
|
15.
361 + 16 =
2
3
4
377
|
16.
381 – 173 =
208
3
2
4
|
|
17.
123 + 507 =
3
4
630
2
|
18.
975 – 2 =
2
4
973
3
|
19.
297 + 258 =
2
4
3
555
|
20.
976 – 817 =
3
159
2
4
|