# AUTO-135: Mathematics for the Technician

School
Division
Automotive Technology
Department
Automotive Technology
Course Subject
Automotive
Course Number
135
Course Title
Mathematics for the Technician
Credit Hours
3.00
Instructor Contact Hours Per Semester
47.00 (for 15-week classes)
Student Contact Hours Per Semester
47.00 (for 15-week classes)
A-E
Catalog Course Description

Covers basic mathematics skills specific to the technical field as well as examining measurement aspects beginning with angle and linear measurement, ratios and proportions, basic algebraic expressions, geometry as applied to area and volume calculations - as well as suspension geometry for vehicle alignment, and vibration analyzer data analysis.

## Goals, Topics, and Objectives

Core Course Topics
1. Whole Numbers
• Subtracting whole numbers
• Multiplying whole numbers
• Dividing whole numbers
• Rules and checks
2. Integers and signed numbers
• Subtracting signed numbers
3. Ratios, proportions and percentages
• Ratio
• Proportions: Direct and Indirect
• Percentages
4. Geometry: Angles and figures
5. Metric
• ISO metric history
• Application
• Conversion
6. Measurement Tools
• Scale measurement
• Test meters
• Dial indicators
• Micrometers
• Drill sizes
7. Application of Principles-Formulas
• Automotive engine
• Automotive electrical
• Automotive drive train
• Automotive chassis
• Automotive heating and air conditioning
Core Course Learning Objectives (Separated)
• Calculate engines displacement when given stroke, bore and number of cylinders.
• Calculate the alignment angles and their corrective factors.
• Using the formulas provided determine speed errors when different size tires are used.
• Calculate vibration frequencies when given tire size and rotational speed.
• Use vibration analyzer to perform driveshaft balance procedure.
• Calculate hydraulic system pressure when given piston diameters and applied force.
• Analyze and solve problems requiring the use of fractions, decimals, ratios, or percentages by a direct or indirect variation of the numerical elements of the problem.

## Assessment and Requirements

Lab workstations, quizzes, tests, hands-on test, and a written final examination.

General Course Requirements and Recommendations

Students must take notes on lectures, carefully read and analyze assigned course materials and perform exercises to determine their competence in using various formulas covered in class.

## Outcomes

General Education Categories
• Mathematics
Institutional Outcomes
• Quantitative Literacy
Effective Term
Fall 2020