Do the Addition $\frac { 1 } { 7 } + \frac { 1 } { 28 }$

question 13

Multiple Choice

Do the addition. Simplify the result when possible. $\frac { 1 } { 7 } + \frac { 1 } { 28 }$

• A) \(\frac { 5 } { 4 }\)
• B) \(\frac { 1 } { 14 }\)
• C) \(\frac { 5 } { 28 }\)
• D) \(\frac { 5 } { 7 }\)
• E) \(\frac { 3 } { 28 }\)

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Definitions:

Dental Force

The magnitude of pressure applied by the teeth during biting or chewing.

Crushing

Crushing describes the act of applying force to break or compress materials or structures, often used in processes involving the reduction of size in solid materials.

Grinding

A process that involves breaking down materials into finer particles using mechanical or other means.

Homo Heidelbergensis

An extinct species of the genus Homo, known from fossils dating from 600,000 to about 200,000 years ago and considered a possible ancestor to both Neanderthals and modern humans.