1. Mrs. Degl Metric System Otherwise known as SI (the International System). Used by almost every country except the USA, Liberia (West Africa), and Myanmar (Burma, in Southeast Asia). The USA uses the American System. UnitAmericanMetric Weight, MassPound, Ounce Gram TemperatureFC or K DistanceInch, yard, mile Meter

2. Mrs. Degl Prefix Name SymbolPrefix ValueNumber millimThousandth.001 CenticHundredth.01 decidtenth.1 Meterone1 dekadaten10 hectohhundred100 kilokthousand1000

3. Mrs. Degl Rounding We usually round to the nearest tenth, but we must learn how to round to other places. To the nearest tenth – only one number to the right of the decimal To the nearest hundredth – only two numbers to the right of the decimal To the nearest thousandth – only three numbers to the right of the decimal Round 6.2345 Nearest Tenth: Nearest Hundredth: Nearest Thousanth: Round 17.3627 Nearest Tenth: Nearest Hundredth: Nearest Thousanth:

4. Mrs. Degl Metric Questions 1.How many meters are in one Kilometer? 2.How many centimeters are in one meter? 3.How many millimeters are in one meter? 4.How many meters are in one dekameter?