The Fabrication Math I course is ideal for any welding student or welding professional that needs to learn or review basic math skills and how they apply to various aspects of welding from measuring materials for cutting and assembling to ordering materials in an economical and efficient manner.

• New welders who are in the beginning of their welding career.
• Welding professionals who want to learn or refamiliarize themselves with the basic principles behind many of the measurements and calculations used in the welding industry.

There are no academic or professional prerequisites for taking this course. However, a basic knowledge of standard welding terms and fundamental principles is highly recommended.

Students unfamiliar with welding processes and terminology are encouraged to complete the AWS Welding Fundamentals online course before starting this one.

This course teaches students how to:

• Identify a whole number
• Illustrate and interpret a number line
• Differentiate between a positive and negative number
• Recognize the place values of a number
• Round a number
• Add single and multi-digit whole numbers
• Identify addition symbols and terms
• Explain the commutative property of addition
• Utilize the set method and number line method of addition
• Identify and utilize subtraction symbols and terms
• Subtract single and multi-digit numbers
• Use the borrowing method to solve subtraction problems
• Identify and utilize multiplication symbols and terms
• Multiply single and multi-digit numbers
• Identify and utilize division symbols and terms
• Divide single and multi-digit numbers
• Utilize the box method for long division problems
• Use multiplication to check your answers
• Identify and utilize fraction symbols and terms
• Recognize equivalent fractions
• Simplify fractions
• Identify prime numbers
• Recognize fractions on rulers and other measurement tools
• Recognize equivalent fractions, improper fractions, and mixed numbers
• Cross-multiply fractions
• Convert mixed numbers into improper fractions
• Convert improper fractions into mixed numbers
• Identify and apply symbols and terms used to add fractions
• Add fractions with like denominators
• Add fractions with unlike denominators using the multiply denominator and least common multiple methods
• Add fractions using the cross multiplication method
• Add mixed numbers with like and unlike denominators
• Identify and apply symbols and terms used to subtract fractions
• Subtract fractions with like denominators
• Subtract fractions with unlike denominators using the multiply denominators, least common multiple, and cross multiplication methods
• Subtract mixed numbers with like and unlike denominators
• Use borrowing to subtract when needed
• Identify and apply symbols and terms used to multiply fractions
• Multiply fractions
• Multiply mixed numbers and whole numbers
• Identify and apply symbols and terms used to divide fractions
• Write a division equation using the division sign and fractions bar
• Divide complex fractions, improper fractions, and mixed numbers
• Identify and apply symbols and terms used to reference decimal numbers
• Write a decimal number and identify the place value of each digit
• Round a decimal number
• Identify and apply symbols and terms used to add decimal numbers
• Add decimal numbers
• Use trailing zeroes to align digits when adding decimal numbers
• Identify and apply symbols and terms used to subtract decimal numbers
• Subtract decimal numbers
• Use trailing zeroes to align digits when subtracting decimal numbers
• Identify and apply symbols and terms used to multiply decimal numbers
• Multiply decimal numbers
• Identify and apply symbols and terms used to divide decimal numbers
• Divide decimal numbers
• Use trailing zeroes to eliminate remainders when performing long division
• Express the answer to a division problem when the answer is a repeating number
• Identify and apply symbols and terms used to convert decimals and fractions
• Convert fractions and mixed numbers into decimal numbers
• Convert decimal numbers into fractions

Upon completion of the Fabrication Math 1 course, students will be able to:

• Demonstrate proficiency in basic math skills
• Apply math skills to welding industry calculations
• Perform accurate calculations used in the welding industry
• Improve accuracy in calculations, resulting in fewer errors and improved quality of work

• MODULE 1 – Introduction to Whole Numbers
• MODULE 2 – Addition of Whole Numbers
• MODULE 3 – Subtraction of Whole Numbers
• MODULE 4 – Multiplication of Whole Numbers
• MODULE 5 – Division of Whole numbers
• MODULE 6 – Introduction to Fractions: Identifying and Simplifying Fractions
• MODULE 7 – Introduction to Fractions: Mixed Numbers and Improper Fractions
• MODULE 8 – Addition of Fractions: Adding Like and Unlike Denominators
• MODULE 9 – Addition of Fractions: Adding Unlike Denominators and Mixed Numbers
• MODULE 10 – Subtraction of Fractions and Mixed Numbers
• MODULE 11 – Multiplication of Fractions and Mixed Numbers
• MODULE 12 – Division of Fractions and Mixed Numbers
• MODULE 13 – Introduction to Decimal Numbers
• MODULE 14 – Addition of Decimal Numbers
• MODULE 15 – Subtraction of Decimal Numbers
• MODULE 16 – Multiplication of Decimal Numbers
• MODULE 17 – Division of Decimal Numbers
• MODULE 18 – Conversion of Decimal Numbers and Fractions