Content Area: Math

 

Index: 4.3D Grade 8 CPI 4

 

Standard: 4.3 - Patterns and Algebra

 

Strand: D - Procedures

 

Cumulative Progress Indicator:  4-   The student will create, evaluate, and simplify algebraic expressions involving variables

·        Order of operations, including appropriate use of parentheses

·        Distributive property

·        Substitution of a number for a variable

·        Translation of a verbal phrase or sentence into an algebraic expression, equation, or inequality, and vice versa

 

Grade: 8

 

Sample Assessment Question:

 

·        In the compound interest formula A = P(1 + r/n)nt, A represents the value of the investment in the future, P is the amount of the original investment, r is the annual interest rate, t is the number of years of the investment, and n is the number of times the interest is compounded each year. Find the total amount after $2500 is invested for 18 years at a rate of 6%, compounded quarterly.

 

Answer: $7302.89