My number has a: 7 in the hundreds place, 3 in the ten thousands place, 5 in the tens place, 0 in the thousands place, 9 in the ones place. What is my number?

The highest place is the ten-thousands place, so this number has 5 digits.

Start with 00000

7 in the hundreds place: 00700

3 in the ten thousands place: 30700

5 in the tens place: 30750

0 in the thousands place: 30750

9 in the ones place: 30759

The number is: 30759

30,759

30,000

0,000

700

50

9