Welcome to 8 th Grade Math!! Mr. Keith Jenkins Room 222 (check your schedule)

Vocabulary Ascending: Descending: Integer: Rational number: Equivalence:

Vocabulary Ascending: increasing in size Descending: decreasing in size Integer: whole numbers (positive & negative) Rational number: can be expressed as a quotient of two integers Equivalence: a state of being essentially equal or equivalent

Math Warm-up How many times can you subtract the number 5 from 25?

Math Warm-up How many cubic meters of dirt are in a hole 6 meters long, 2 meters wide, and one meter deep? 8-1

Index Cards Find the person with your equivalent representation. Form a group. Finish the Relating Rational Numbers handout

Strategies What strategy can you use to verify a fraction is equivalent to a percent? What strategy can you use to verify a decimal is equivalent to a percent? What strategy can you use to verify a percent is equivalent to a fraction? What strategy can you use to verify a percent is equivalent to a decimal?

Visual Strategy Fraction p/q Decimal 0.xxxx Percent X% Strategy

Questions What 2 consecutive integers is your rational number between? Name a rational number greater then your rational number. Name a rational number less than your rational number

Relating Rationals Handout What strategy can you use to write a fraction as a percent? What strategy can you use to write a decimal as a percent? What strategy can you use to write a percent as a fraction? What strategy can you use to write a percent as a decimal?