Oracle 11g Release 2

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create table test_t(num_col number);
insert into test_t(num_col) values(7045069949);
1 rows affected

insert into test_t(num_col) values(9449087591);
1 rows affected

select num_col, mod(num_col, 100)
  from test_t;


NUM_COL
MOD(NUM_COL,100)


7045069949
49

9449087591
91