Express the perimeter of the patio in terms of , first using addition, and then using multiplication. Use substitution to determine if your expressions are equivalent. Explain. Elena and Jorge have similar problems and find the same answer. Each determines that the solution to the problem is . Elena: Jorge: Evaluate each expression to determine if both Elena and Jorge are correct. Why would each find the solution of ? What mistakes were made, if any? Jackson gave Lena this expression to evaluate: . Lena said that to evaluate the expression was simple; just multiply the factors and . Jackson told Lena she was wrong. He solved it by finding the product of and , then adding that to the product of and . Evaluate the expression using each student’s method.
Express the perimeter of the patio in terms of , first using addition, and then using multiplication. Use substitution to determine if your expressions are equivalent. Explain. Elena and Jorge have similar problems and find the same answer. Each determines that the solution to the problem is . Elena: Jorge: Evaluate each expression to determine if both Elena and Jorge are correct. Why would each find the solution of ? What mistakes were made, if any? Jackson gave Lena this expression to evaluate: . Lena said that to evaluate the expression was simple; just multiply the factors and . Jackson told Lena she was wrong. He solved it by finding the product of and , then adding that to the product of and . Evaluate the expression using each student’s method.
049378-math-g6-m4-mid-module-assessment.docx