Auto Tech MathAuto Tech Math““Life by the Numbers”Life by the Numbers”

Mr. OrioliMr. Orioli

Auto MeasuresAuto Measures Linear measurementLinear measurement MicrometersMicrometers Metric Units & ConversionsMetric Units & Conversions

Tire MathTire Math P185/60 R15P185/60 R15 Tire diameterTire diameter Tire WidthTire Width Tire HeightTire Height SpeedometerSpeedometer Gas mileageGas mileage

HydraulicsHydraulics Hydraulic pressureHydraulic pressure ““Pascal’s Law” F = P x APascal’s Law” F = P x A Size of the master cylinderSize of the master cylinder Size of the wheel cylinderSize of the wheel cylinder Mechanical advantageMechanical advantage

DisplacementDisplacement Engine displacementEngine displacement

Engine CompressionEngine Compression Compressed fuelCompressed fuel Octane numberOctane number

Fuel EfficiencyFuel Efficiency MpgMpg

Brakes & ABS Brakes & ABS Coefficient of frictionCoefficient of friction

ElectricityElectricity ““Ohms Law” V= A x ROhms Law” V= A x R Series CircuitsSeries Circuits Parallel CircuitsParallel Circuits Automotive technician diagnosticsAutomotive technician diagnostics SchematicSchematic Build/design circuitsBuild/design circuits

Writing a shop work orderWriting a shop work order Calculating laborCalculating labor PartsParts Markup %Markup % TaxTax

The Stock MarketThe Stock Market Research automotive companiesResearch automotive companies Invest wiselyInvest wisely Interpret and analyze dataInterpret and analyze data

Auto Tech Math Objectives:Auto Tech Math Objectives: Practical knowledge of the math used Practical knowledge of the math used

in the field of Automotive Technologyin the field of Automotive Technology Practice math skills used in the shop Practice math skills used in the shop

and for personal use.and for personal use. Provide situations for you to use Provide situations for you to use

math to solve problems.math to solve problems. Improve your ability and confidence Improve your ability and confidence

in math. in math.