# Place Value

## Example - Place Value

In the number 4357.91, what is the value of the 5?

**Answer:**

The value of the digit 5 in the number 456.789 is 5 tens or 50.

## Questions about the number →1234.5678

**Q1.** What is the value of the 2?
**Q2.** What is the value of the 5?
**Q3.** What is the value of the 8?
**Q4.** How many times larger is the value of the 2 than the value of the 5?
**Q5.** How many times smaller is the value of the 8 compared with the value of the 2?

**Answers**
**A1.** 2 hundreds or 200
**A2.** 5 tenths or 0.5
**A3.** 8 ten-thousandths or 0.0008
**A4.** ^{200}⁄_{0.5} = 400 times
**A5.** ^{200}⁄_{0.0008} = 250 000 times

## Did You Know That...?

The **Human Genome** is the total of all the genes on our 23 pairs of chromosomes. Each gene has approximately 1000 genes. Altogether, there are about 3 billion nucleotide chemicals that make up these genes.