## Conversion formula

The conversion factor from days to weeks is 0.14285714285714, which means that 1 day is equal to 0.14285714285714 weeks:

1 d = 0.14285714285714 wk

To convert 20 days into weeks we have to multiply 20 by the conversion factor in order to get the time amount from days to weeks. We can also form a simple proportion to calculate the result:

1 d → 0.14285714285714 wk

20 d → T(wk)

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

T(wk) = 20 d × 0.14285714285714 wk

T(wk) = 2.8571428571429 wk

The final result is:

20 d → 2.8571428571429 wk

We conclude that 20 days is equivalent to 2.8571428571429 weeks:

20 days = 2.8571428571429 weeks

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 week is equal to 0.35 × 20 days.

Another way is saying that 20 days is equal to 1 ÷ 0.35 weeks.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that twenty days is approximately two point eight five seven weeks:

20 d ≅ 2.857 wk

An alternative is also that one week is approximately zero point three five times twenty days.

## Conversion table

### days to weeks chart

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

days (d) weeks (wk)
21 days 3 weeks
22 days 3.143 weeks
23 days 3.286 weeks
24 days 3.429 weeks
25 days 3.571 weeks
26 days 3.714 weeks
27 days 3.857 weeks
28 days 4 weeks
29 days 4.143 weeks
30 days 4.286 weeks