Quick Reference ~ A maths Dictionary for Kids by Jenny Eather Email jeather@iprimus.com.au A Maths Dictionary for Kids by Jenny Eather at www.amathsdictionaryforkids.com


percentage error, percent error

• compares an approximation or estimate to an exact value
in percentage terms.
• indicates how accurate an approximation or estimate is
compared to the real value.
• may be positive (an overestimate) or
negative (an underestimate).

[(approximate value - exact value)/exact value)] x 100

percentage error, percent error

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