Grade 6 - Patterns and Relations
Standard 6.PR.3 - Practice writing variable addition, subtraction, multiplication and division sentences to represent a word problem.
Included Skills: Algebra
Represent generalizations arising from number relationships using equations with letter variables. • Write and explain the formula for finding the perimeter of any rectangle. • Write and explain the formula for finding the area of any rectangle. • Develop and justify equations using letter variables that illustrate the commutative property of addition and multiplication (e.g., a + b = b + a or a × b = b × a). • Describe the relationship in a table using a mathematical expression. • Represent a pattern rule using a simple mathematical expression, such as 4d or 2n + 1.