How do you write 345 in three different ways?

Answer 1

As a decimal: 345.0

As an improper fraction: 345/1

In scientific notation: 3.45*10^2

Answer 2

You can write 345 in words as three hundred forty-five. You can write 345 in scientific notation as 3.45 x 10^2. You can write 345 in expanded form as (3*100) + (4*10) + (5*1).