Find the Difference $- \frac { 9 } { 8 } - \frac { 11 } { 8 }$

question 15

Multiple Choice

Find the difference. $- \frac { 9 } { 8 } - \frac { 11 } { 8 }$

• A) \(- \frac { 5 } { 2 }\)
• B) \(\frac { 5 } { 4 }\)
• C) \(- \frac { 5 } { 4 }\)
• D) \(\frac { 4 } { 5 }\)
• E) \(\frac { 5 } { 2 }\)

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Definitions:

Cicatrix

A scar that results from the healing of a wound or injury.

Scar

A mark left on the skin or within body tissue where a wound, burn, or sore has not healed completely and fibrous connective tissue has developed.

Decubitus

An ulcer that occurs on areas of the skin that are under pressure from lying in bed, sitting in a wheelchair, or wearing a cast for a prolonged period; also called pressure ulcers or bedsores.

Arthrocentesis

A medical procedure to collect synovial fluid from a joint capsule using a needle for diagnostic or therapeutic purposes.