Question

What is 2.7×10^7 written in decimal notation?

Answer 1

To convert \( 2.7 \times 10^7 \) into decimal notation, you multiply 2.7 by 10 raised to the power of 7. This means you move the decimal point in 2.7 seven places to the right.

Starting with 2.7:

1. Move the decimal point one place to the right: 27.0
2. Move the decimal point a second place: 270.0
3. Move the decimal point a third place: 2700.0
4. Move the decimal point a fourth place: 27000.0
5. Move the decimal point a fifth place: 270000.0
6. Move the decimal point a sixth place: 2700000.0
7. Move the decimal point a seventh place: 27000000.0

Thus, \( 2.7 \times 10^7 \) in decimal notation is \( 27,000,000 \).