Question

What is 4 ways to write 3.09

Answer 1

mixed number: 3 9/100

improper fraction: 309/100

word form: three and nine hundredths

expanded: 3 + 0.09

Scientific or sometimes called standard in british curricula: 3.09 x 10 power 1

Answer 2

You can use word form, expanded form, standard form, and expanded notation.