#color(blue)("Using ratio method")#

Known that 1 foot = 12 inches

#("inches")/("feet") -> 12/1 -= ("inches")/96#

#color(green)([12/1color(red)(xx1)]" "=" "[12/1color(red)(xx96/96)]" "=" "1152/96#

++++++++++++++++++++++++++++++++++++++++++++++

++++++++++++++++++++++++++++++++++++++++++

#color(blue)("Using shortcut method")#

#color(brown)("Once you get used to this method you will jump steps")##color(brown)("and become much faster in your calculations")#

#("inches")/("feet") -> 12/1 -= ("inches")/96 larr" starting point is still ratio"#

#12/1="inches"xx1/96#

Multiply both sides by 96

#12/1xx96="inches"xx96/96#

But #96/96=1#

#12/1xx96="inches"#

#"inches" = 1152"#