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`Bags = ( "V" )/(uV("40 lb bag")`

Enter a value for all fields

The **Concrete by 40lb Bag** calculator computes the number of 40 pound bags of concrete and water needed to mix a volume (**V**) of concrete.

**INSTRUCTIONS:** Choose your preferred volume units and enter the following:

- (
**V**) Volume of concrete needed.

**40 lb Bags:** The calculator returns the number of 40 lb bags needed, and the water requirement for the concrete mix. The water is returned in gallons. However this can be automatically converted to compatible units via the pull-down menu.

- Date: 8/2/22
- Store: MULTIPLE
- Manufacturer: MULTIPLE

Note: this is a random survey of concrete prices on the Internet. The most common prices are found on the websites of major DIY retailers including Home Depot, Lowe's and Menards.

- Cubic Yards of Concrete in a Slab
- Water Needed for Concrete
- How many 40lb bags of concrete for so many cubic yards of concrete.
- How many 60lb bags of concrete for so many cubic yards of concrete.
- How many 80lb bags of concrete for so many cubic yards of concrete.
- Price of a 40lb bag of concrete.
- Price of a 60lb bag of concrete.
- Price of a 80lb bag of concrete.
- How many 40lb bags of concrete needed for a slab.
- How many 60lb bags of concrete needed for a slab.
- How many 40lb bags of concrete needed for a slab.
- How many 80lb bags of concrete needed for a slab.
- Cubic Feet of Concrete in a 40lb bag.
- Cubic Feet of Concrete in a 60lb bag.
- Cubic Feet of Concrete in a 80lb bag.
- Cubic Yards of Concrete in a Circular Slab.
- Number of 40lb bags needed for a Circular Slab
- Number of 60lb bags needed for a Circular Slab
- Number of 80lb bags needed for a Circular Slab