## 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 12 months into years we have to multiply 12 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

12 mo → T(yr)

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

T(yr) = 12 mo × 0.083388698630137 yr

T(yr) = 1.0006643835616 yr

The final result is:

12 mo → 1.0006643835616 yr

We conclude that 12 months is equivalent to 1.0006643835616 years:

12 months = 1.0006643835616 years

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 year is equal to 0.99933605755081 × 12 months.

Another way is saying that 12 months is equal to 1 ÷ 0.99933605755081 years.

## Approximate result

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

12 mo ≅ 1.001 yr

An alternative is also that one year is approximately zero point nine nine nine times twelve 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)
13 months 1.084 years
14 months 1.167 years
15 months 1.251 years
16 months 1.334 years
17 months 1.418 years
18 months 1.501 years
19 months 1.584 years
20 months 1.668 years
21 months 1.751 years
22 months 1.835 years