Access Point #: MA.8.A.1.Su.a (Archived Access Point)


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Use information from physical models, diagrams, tables, and pictographs to solve number sentences (equations) involving addition and subtraction with one-digit and two-digit numbers.

Clarifications:

Using a table showing three types of shoes worn by students (sneakers, flip flops, loafers), the student determines how many more students wear the favorite type by solving a given subtraction number sentence.

Number: MA.8.A.1.Su.a Category: Supported
Date Adopted or Revised: 08/08 Big Idea: BIG IDEA 1 : Analyze and represent linear functions, and solve linear equations and systems of linear equations.

Related Benchmarks

Name Description
MA.8.A.1.1: Create and interpret tables, graphs, and models to represent, analyze, and solve problems related to linear equations, including analysis of domain, range, and the difference between discrete and continuous data.
MA.8.A.1.2: Interpret the slope and the x- and y-intercepts when graphing a linear equation for a real-world problem.



Related Courses

Name Description
1205050: M/J Accelerated Mathematics Grade 7
1205070: M/J Grade 8 Pre-Algebra
1205080: M/J Pre-Algebra, Advanced
1200300: Basic Mathematics Skills (Formerly Pre-Algebra)
1205510: Explorations in Mathematics 2
0800020: M/J Health Grade 8 Year
0800025: M/J Health & Career Planning Grade 8 Year
0800050: M/J Health Grade 8 Semester


Related Resources

Problem-Solving Task

Name Description
Drip, Drop, Drip, Drop: Students design an experiment to model a leaky faucet and determine the amount of water wasted due to the leak. Using the data they gather in a table, students graph and write an equation for a line of best fit. Students then use their derived equation to make predictions about the amount of water that would be wasted from one leak over a long period of time or the amount wasted by several leaks during a specific time period.