Welcome :: Homework Help and Answers :: Mathskey.com

Recent Visits

Q&A
Unanswered
Categories
Users
Ask a Question

Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

Q&A Categories
BASIC MATH (93)
PRE-ALGEBRA (441)
ALGEBRA 1 (2,216)
GEOMETRY (864)
ALGEBRA 2 (2,745)
TRIGONOMETRY (1,186)
PRECALCULUS (1,903)
CALCULUS (2,791)
STATISTICS (129)
PHYSICS (658)
CHEMISTRY (136)
MECHANICAL ENGINEERING (64)
ELECTRICAL ENGINEERING (207)
Winplot Tutorials (2)

Most popular tags

solving-equations system-of-equations functions math slope-intercept-form physics homework-help trigonometric-identities integration substitution-method limits calculus

13,435 questions

17,804 answers

1,438 comments

778,064 users

percent of change formula

0 votes

original:20

new:15

What is the percent of change?

percent-of-change

asked Nov 27, 2013 in ALGEBRA 1 by rockstar Apprentice

Share this question

Google+ Facebook Twitter LinkedIn Reddit

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 votes

Percent of change = new value - original value/original value *100

= ((15-20)/20)100

= (-5/20)100

= -0.25*100

= -25

answered Nov 27, 2013 by william Mentor

Please log in or register to add a comment.

Related questions

What is the percent of change from 132 lbs to 75 lbs?

asked Nov 27, 2013 in ALGEBRA 1 by homeworkhelp Mentor

percent-of-change

what is the percent from change from 14in to 35in?

asked Nov 27, 2013 in PRE-ALGEBRA by mathgirl Apprentice

percent-of-change

Find percent of change

asked Nov 1, 2013 in ALGEBRA 1 by payton Apprentice

percent-change

What percent Change from 236 to 223

asked Nov 27, 2013 in ALGEBRA 1 by andrew Scholar

percent-change

what is the percent change of moving from negative 420 to positive 25

asked Nov 27, 2013 in PRE-ALGEBRA by johnkelly Apprentice

percent-of-
change

Evaluate the logarithm using the change-of-base formula. Round your result to three decimal places.

asked Jan 27, 2015 in TRIGONOMETRY by anonymous

properties-of-logarithms

what is the formula for calculating the instantaneous rate of change for f(x)=e^x where x=2

asked Nov 27, 2013 in ALGEBRA 2 by harvy0496 Apprentice

average-rate-of-change

What is the percent of increase?

asked Sep 21, 2018 in ALGEBRA 1 by anonymous

percentage
increase

168 is what percent of 672?

asked Nov 12, 2013 in ALGEBRA 1 by skylar Apprentice

percent-change

what percent of the pool is filled

asked Jan 22, 2015 in CALCULUS by anonymous

rate-of-change
depth

Find the amount of increase and the percent increase if the original amount is 270 and the new amount is 351.

asked Feb 27, 2014 in ALGEBRA 2 by dkinz Apprentice

amount-of-increase
the-percent-increase

6893 is 66 percent of what????????

asked Mar 15, 2013 in BASIC MATH by johnkelly Apprentice

percent

Find the average rate of change

asked Sep 21, 2018 in ALGEBRA 1 by anonymous

average-rate-of-change
average-rate
derivatives

FInd the average rate of change

asked Sep 8, 2018 in ALGEBRA 1 by skylar Apprentice

average-rate-of-change
average-rate

If your grade went from 67% to 85% in two weeks, what is the rate of change?

asked Mar 11, 2014 in ALGEBRA 1 by harvy0496 Apprentice

average-rate-of-change

What is the rate of change of y=-1/2 x + 4

asked Dec 9, 2013 in ALGEBRA 1 by dkinz Apprentice

average-rate-of-change

Find x sub 0 given that the rate of change of y=9x^2+2x-15 with respect to x at x=x sub 0 is 5

asked Dec 9, 2013 in ALGEBRA 1 by angel12 Scholar

average-rate-of-change

The rate of change

asked Dec 9, 2013 in ALGEBRA 1 by futai Scholar

average-rate-of-change

What is the rate of change for (2,10) (4,20) and (6,30)

asked Dec 9, 2013 in ALGEBRA 1 by abstain12 Apprentice

average-rate-of-change

what is the rate of change of f(x)=x^3-7x+3 from -2,4

asked Nov 27, 2013 in ALGEBRA 1 by abstain12 Apprentice

average-rate-of-change

Copyright © 2024 MATHSKEY. All Rights Reserved. Sitemap|Terms Of Use|Disclaimer|Contact Us|FAQ

...