Chabot College
February, 1993
Replaced Fall 2010
Course Outline for Industrial Technology 74
MEASUREMENTS AND CALCULATIONS
Catalog Description:
74 – Measurements and Calculations
3 units
Calculator techniques for whole number and decimal arithmetic problem solving, fractiondecimal conversion, percentages, ratio and proportion, algebra, geometry, areas and
volumes. English metric conversion, and numerical trigonometry as applied in the industry.
3 hours.
[Typical contact hours: 52.5]
Expected Outcomes for Students:
Upon completion of the course, the student should:
1.
2.
3.
4.
5.
understand significant digits and their relationship to measurements;
use a calculator to perform arithmetic operations involving measurements;
perform numerical evaluation of formulas and solve simple linear equations;
understand the concept of ratio and solve proportions;
understand numerical trigonometry, polar coordinates, and perform elementary
calculations;
6. be able to perform conversions between English and metric measurements;
7. apply the above to problems from diverse technical fields.
Course Content
1. Handheld calculator
a. whole number arithmetic operations
b. powers and roots
c. use of parenthesis
d. use of memory
e. trigonometric functions
2. Cartesian coordinates
a. X Y Z axes
b. origin point
c. polar coordinates
3. Fractions
a. common fraction multiplication and division
b. converting mixed numbers to common fractions and vice versa
c. converting fractions to decimals
d. addition and subtraction of fractions with multiples of 64th’s
4. Square root
a. squares and square roots
b. Pythagorean’s Theorem
5. simple linear equations
a. solving simple linear equations
b. evaluating formulas
c. solving literal equations
6. Ratios and proportions
a. solving proportions for the unknown in any position
b. solving proportions involving linear quantities in the ratios
Chabot College
Course Outline for Industrial Technology 74, Page 2
February 1993
7. Percentages
a. determine percentages of a number
b. determine the original number of a whole from the fractional part
8. Geometry
a. perimeters
b. areas
c. volumes
d. arc and chord lengths
e. angle measurements in decimal degrees, degrees-minutes-seconds, and radians
9. Measurements
a. English measurements
b. metric measurements
c. conversions between metric and English units of measure
10. Numerical trigonometry
a. trigonometry ratios
b. solving right angles
c. solving oblique triangles using the laws of sines and cosines
Methods of Presentation:
Lectures; classroom discussion
Methods of Evaluating Student Progress:
Homework assignments; classroom exercises; quizzes; final examination
Textbook(s) (Typical):
Mathematics for the Trades, Robert A. Carman and Hal M. Saunders
Special Student Materials:
Engineering or scientific calculator
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