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Mathematics 6 Online
OpenStudy (purple_pink):

What is the percent decrease from 120 to 84?

OpenStudy (purple_pink):

@zepdrix

OpenStudy (welshfella):

(120 - 84 )/ 120

OpenStudy (welshfella):

- oh times 100!

OpenStudy (purple_pink):

huh? so what do i do?

OpenStudy (welshfella):

work out (120-84) / 120 then multiply the answer by 100

OpenStudy (welshfella):

work out the parenthes first then divide by 120. Finally multiply bt 100 because they want a percent decrese.

OpenStudy (welshfella):

use ur calculator

OpenStudy (purple_pink):

30%

OpenStudy (welshfella):

correct! good job

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