How do you evaluate #\frac { 3} { 9} ( - \frac { 4} { 8} ) ( \frac { 5} { 14} ) ( - \frac { 11} { 13} )#?

1 Answer
EZ as pi
Nov 14, 2017

#=55/1092#

Explanation:

  • Multiply the negative signs together first.
  • Cancel any common factors.
  • Multiply straight across.

#3/9(-4/8)(5/14)(-11/13)#

#=+cancel3^1/cancel9^3xxcancel4^1/cancel8^2xx5/14xx11/13#

#= (1xx1xx5xx11)/(3xx2xx14xx13#

#=55/1092#

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