Michael J. answered 10/21/17
Tutor
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Effective High School STEM Tutor & CUNY Math Peer Leader
We look at the place value of the digit 3 in each number.
The first number, we have 3000 (three-thousand).
The second number, we have 0.003 (three-thousandths).
Just divide 3000 by 0.003 to find out how many times it is greater.