Algebra Readiness Made Easy Grade 6

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READ I N E S S

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Inventions

Overview

Students use clues and reason logically to figure out the value of the unknown

represented by a letter. The value of the letter is used to complete the year

of an invention.

Algebra

Solve for values of unknowns • Replace letters with their values

Problem-Solving Strategies

Make a list of possible solutions • Test possible solutions with clues •

Use logical reasoning

Related Math Skills

Compute with whole numbers • Identify factors and multiples of numbers •

Identify odd and even numbers

Math Language

Digit • Difference • Factor • Multiple • Remainder • Symbols: Less than<,

Less than or equal to≤, Greater than>, Greater than or equal to≥, Not equal to≠ •

Value

Introducing the Problem Set

Make photocopies of “Solve the Problem: Inventions” (page 11) and distribute to

students. Have students work in pairs, encouraging them to discuss strategies they

might use to solve the problem. You may want to walk around and listen in on some

of their discussions. After a few minutes, display the problem on the board (or on the

overhead if you made a transparency) and use the following questions to guide a

whole-class discussion on how to solve the problem:

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