How do you write 2.5 million in scientific notation?

1 Answer
Feb 20, 2017

2.5 million = 2,500,000. To write this in scientific notation we must move the decimal place $\textcolor{red}{6}$ places to the left therefore the exponent for the 10s terms will be positive:

$2 , 500 , 000 = 2.5 \times {10}^{6}$