query to fetch multiple values from one column

i have two tables. First tables values are 1,2,7. Second table values are 1,2,3,4,5,6,7,8,9,10

what i needed is i want to fetch second table values except first table values.Result should be 3,4,5,6,8,9,10.I do no what is the query for this one.Please help me.

via Chebli Mohamed