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**The systems of measurements Metric System**

H.Pownell, SPN

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**Metric System The metric system is based upon the decimal system**

A zero should always be placed in front of the decimal when the amount is less than 1 When converting to larger or smaller , you are either moving the decimal left or right. Larger to smaller you move to the right Smaller to larger you move to the left LMNOPQRS

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**Metric Basic Units Grams- unit for weight of a solid**

Liter-unit for the volume of liquid Meter- unit for length

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**Metric Prefixes Number Value Prefix Kilo Hecto Deka Deci Centri Milli**

Micro 1000 100 10 0.1 0.01 0.001

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**Abbreviations Volume Weight L - liter mL- milliliter kL- kiloliter**

dL-deciliter g - gram Mg- milligram Mcg- microgram Kg-kilogram

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**Converting Within Metric Units**

Good to Know 1 kg= 1000 g 1 g = 1000mg 1 mg= 1000 mcg 1 L= 1000 mL Dividing or Multiplying by 1000 gets determined by size of unit Ex. 100 ml L smaller to larger

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**Fact to Remember Zero in front of the decimal when less than 1**

ALWAYS (should) have a label of measurement Convert fractions to decimals Be careful when writing abbreviations , state clearly what the unit is

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