## Conversion formula

The conversion factor from cups to gallons is 0.0625, which means that 1 cup is equal to 0.0625 gallons:

1 cup = 0.0625 gal

To convert 2.9 cups into gallons we have to multiply 2.9 by the conversion factor in order to get the volume amount from cups to gallons. We can also form a simple proportion to calculate the result:

1 cup → 0.0625 gal

2.9 cup → V(gal)

Solve the above proportion to obtain the volume V in gallons:

V(gal) = 2.9 cup × 0.0625 gal

V(gal) = 0.18125 gal

The final result is:

2.9 cup → 0.18125 gal

We conclude that 2.9 cups is equivalent to 0.18125 gallons:

2.9 cups = 0.18125 gallons ## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 5.5172413793103 × 2.9 cups.

Another way is saying that 2.9 cups is equal to 1 ÷ 5.5172413793103 gallons.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that two point nine cups is approximately zero point one eight one gallons:

2.9 cup ≅ 0.181 gal

An alternative is also that one gallon is approximately five point five one seven times two point nine cups.

## Conversion table

### cups to gallons chart

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

cups (cup) gallons (gal)
3.9 cups 0.244 gallons
4.9 cups 0.306 gallons
5.9 cups 0.369 gallons
6.9 cups 0.431 gallons
7.9 cups 0.494 gallons
8.9 cups 0.556 gallons
9.9 cups 0.619 gallons
10.9 cups 0.681 gallons
11.9 cups 0.744 gallons
12.9 cups 0.806 gallons