Percentage change from 23 to 130

[Petenerd]

I need help finding out the percent that changed. For example, 23 to 130. How would I solve this problem?

[Subhotosh Khan]

I need help finding out the percent that changed. For example, 23 to 130. How would I solve this problem?

What is the problem statement?

Write the EXACT problem statement.

then

please show us your, indicating exactly where you are stuck - so that we know where to begin to help you.

[Petenerd]

Well, it just tells you to find the percentage of change and I'm stuck at the equation part. It's difference divide original number. I tried that, but it didn't work when I actually checked it with the answer.

[Subhotosh Khan]

Well, it just tells you to find the percentage of change and I'm stuck at the equation part. It's difference divide original number. I tried that, but it didn't work when I actually checked it with the answer.

Show your work - what did you get?

[Petenerd]

I got 4.6521739130434782608695652173913.

[Subhotosh Khan]

I got 4.6521739130434782608695652173913.

How did you get that?

What are the numbers - what subtracted from what - then divided by what - show full work.

[Petenerd]

130-32. Then divide 107 by 23. And I got 4.6521739130434782608695652173913.

[Subhotosh Khan]

130-32 (typo should be 23). Then divide 107 by 23. And I got 4.6521739130434782608695652173913.

how would you express 4.6521739130434782608695652173913 as a percentage (Hint: 2 is expressed as 200%)

[Petenerd]

130-32 (typo should be 23). Then divide 107 by 23. And I got 4.6521739130434782608695652173913.

how would you express 4.6521739130434782608695652173913 as a percentage (Hint: 2 is expressed as 200%)

Thanks for your help! It helped me a lot! :D

[stapel]

How would I solve this problem?
To learn how to set up and solve "percentage" type exercises, try here (http://www.purplemath.com/modules/percntof.htm). To learn how to convert between decimals and percents, try here (http://www.purplemath.com/modules/percents.htm). :wink: