What is the definition of "invert"?
To reverse, or flip the order. When dividing fractions, you invert the denominator, or divisor, of the division problem.

## Shop Essentials Training

Class Information
 Tooling U classes are offered at the beginner, intermediate, and advanced levels. The typical class consists of 12 to 25 lessons and will take approximately one hour to complete.
 Class Name: Math: Fractions and Decimals 105 Description: This class explains how to add, subtract, multiply, and divide fractions and decimals, as well as how to convert these numbers to percentages. Prerequisites: 800100 Difficulty: Beginner Number of Lessons: 22 Language: English, Spanish, Chinese

Below are all the competencies and job programs that contain the class Math: Fractions and Decimals 105. Job programs are our traditional class lists organized according to common job functions. Competencies are our latest job-specific curricula that help tie online learning to practical, hands-on tasks.

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Competencies Show All

Class Outline
• Objectives
• What Is a Fraction?
• Reducing Fractions
• Subtracting Fractions
• Multiplying Fractions
• Dividing Fractions
• Improper Fractions and Mixed Numbers
• Adding and Subtracting Mixed Numbers
• Multiplying and Dividing Mixed Numbers
• What Is a Decimal?
• Rounding Decimals
• Multiplying Decimals
• Dividing Decimals
• Repeating Decimals
• Converting Fractions and Decimals
• What Is a Percent?
• Converting Decimals and Percents
• Determining Percents: A Sample Problem
• Determining Percents: Sample Problem II
• Summary

Class Objectives
• Define fraction.
• Reduce a fraction to its lowest terms.
• Solve an addition problem using fractions.
• Solve a subtraction problem using fractions.
• Solve a multiplication problem using fractions.
• Solve a division problem using fractions.
• Define improper fraction.
• Define mixed number.
• Solve an addition problem using mixed numbers.
• Solve a subtraction problem using mixed numbers.
• Solve a multiplication problem using mixed numbers.
• Solve a division problem using mixed numbers.
• Define decimal.
• Round a decimal.
• Solve an addition problem using decimals.
• Solve a subtraction problem using decimals.
• Solve a multiplication problem using decimals.
• Solve a division problem using decimals.
• Define repeating decimal.
• Convert a fraction to a decimal.
• Convert a decimal to a fraction.
• Define percent.
• Convert a decimal to a percent.
• Convert a percent to a decimal.
• Determine a percent using a sample situation.
• Determine a percent using a sample shop situation.

Class Vocabulary

Vocabulary TermDefinition
A dot that indicates "less than one." When reading a number with a decimal, read the decimal as "and."
Expression in the bottom location of a fraction below the fraction bar.
The distance from one edge of the circle to the opposite end through the center.
The quantity that a number is divided into. The dividend is in the numerator of a fraction.
The quantity by which a number is divided. The divisor is in the denominator of a fraction.
A number expressed as a/b.
The highest number that can evenly divide into two numbers.
A fraction in which the numerator is larger than the denominator. An example of an improper fraction is 20/4.
To reverse, or flip the order. When dividing fractions, you invert the denominator, or divisor, of the division problem.
The smallest possible denominator that can be shared by two fractions.
The lowest number that a numerator and denominator becomes when it is reduced by its greatest common factor.
A number that is a whole number and a fraction. An example of a mixed number is 4 3/5.
Expression in the top location of a fraction, above the fraction bar.
A fraction in which the denominator is 100.
The location on the number grid where a digit appears in a number. Place values are expressed in values of ten.
A relationship between two values that expresses equality.
A number that is left over when a number does not divide evenly into another number.
A number or a pattern of numbers that appears in a decimal and continues to repeat with no end.
A method used to shorten numbers. Rounding involves either increasing or decreasing a number to the next digit.
A number that is 1 or greater with no fractions or decimals.