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    Jun 24, 2018  
2016-17 Gaston College Catalog 
    
2016-17 Gaston College Catalog [THIS CATALOG IS OUT-OF-DATE. USE THE CURRENT CATALOG TO FIND CURRENT PROGRAMS.]

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DMA 020 Fractions and Decimal (1 Credit Hour)


Class Hours: .75
Lab Hours: .50
Clinical/Work Experience Hours: 0
Prerequisites: Take DMA 010  
Corequisites: None
This course provides a conceptual study of the relationship between fractions and decimals and covers related problems. Topics include application of operations and solving contextual application problems, including determining the circumference and area of circles with the concept of pi. Upon completion, students should be able to demonstrate an understanding of the connections between fractions and decimals.

Competencies
·Solve contextual application problems involving operations with fractions and decimals
·Visually represent fractions and their decimal equivalents
·Simplify fractions
·Find the lowest common denominator of two fractions
·Correctly perform arithmetic operations on fractions
·Explain the relationship between a number and its reciprocal
·Correctly order fractions and decimals on a number line
·Convert decimals between standard notation and word form
·Round decimals to a specific place value
·Estimate sums, differences, products, and quotients with decimals
·Demonstrate an understanding of the connection between fractions and decimals
·Convert between standard notation and scientific notation
·Solve geometric applications involving the circumference and area of circles

Student Learning Outcomes
2.1 Solve conceptual problems involving fractions and decimals
2.2 Visually represent fractions and decimals
2.3 Simplify fractions
2.4 Visually represent equivalent fractions and correctly place the values on the number line
2.5 Add and subtract fractions with like denominators
2.6 Write an equivalent fraction with a given denominator
2.7 Add and subtract fractions with unlike denominators using the correct LCD
2.8 Visually represent the sum and difference of two fractions with unlike denominators
2.9 Multiply fractions
2.10 Visually represent multiplication of fractions
2.11 Divide fractions using reciprocals
2.12 Correctly round decimals to a specific place value
2.13 Estimate sums, differences, products, and quotients with decimals
2.14 Demonstrate an understanding of the connection between fractions and decimals
2.15 Distinguish between the appropriate use of circumference and area of a circle in solving geometric applications
2.16 Represent events in geometric problems pictorially and evaluate the solution using correct formulas
2.17 Correlate negative exponents to fractions and decimals in base 10
2.18 Convert between standard notation and scientific notation



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