`PC = ( "LF" - "LI" )/ "LI" `

Enter a value for all fields

The Percentage Change in Length calculator computes the ratio of change in length from an initial length or distance to a final length or distance.

INSTRUCTIONS: Choose units and enter the following:

• (LI)  Initial Length
• (LF)  Final Length

Percent Change in Length (PC):  The calculator the percent change in length or distance.

The Math / Science

The formula for percent change in length is:

    PC = (LF - LI) / LI

where:

• PC is the percent change in length
• LF is the final length
• LI is the initial length

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