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
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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"
