Conversion formula

The conversion factor from months to years is 0.083388698630137, which means that 1 month is equal to 0.083388698630137 years:

1 mo = 0.083388698630137 yr

To convert 5.5 months into years we have to multiply 5.5 by the conversion factor in order to get the time amount from months to years. We can also form a simple proportion to calculate the result:

1 mo → 0.083388698630137 yr

5.5 mo → T(yr)

Solve the above proportion to obtain the time T in years:

T(yr) = 5.5 mo × 0.083388698630137 yr

T(yr) = 0.45863784246575 yr

The final result is:

5.5 mo → 0.45863784246575 yr

We conclude that 5.5 months is equivalent to 0.45863784246575 years:

5.5 months = 0.45863784246575 years

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 year is equal to 2.1803695801108 × 5.5 months.

Another way is saying that 5.5 months is equal to 1 ÷ 2.1803695801108 years.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that five point five months is approximately zero point four five nine years:

5.5 mo ≅ 0.459 yr

An alternative is also that one year is approximately two point one eight times five point five months.

Conversion table

months to years chart

For quick reference purposes, below is the conversion table you can use to convert from months to years

months (mo) years (yr)
6.5 months 0.542 years
7.5 months 0.625 years
8.5 months 0.709 years
9.5 months 0.792 years
10.5 months 0.876 years
11.5 months 0.959 years
12.5 months 1.042 years
13.5 months 1.126 years
14.5 months 1.209 years
15.5 months 1.293 years