Understanding Rates and Ratios in Math
Explore the concepts of rates and ratios in mathematics through examples and discussions. Learn how rates compare different units, how they are similar to and different from ratios, and how they can be represented using various mathematical expressions.
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36 inches 5 Math books 2 Teachers : 30 students 37boys 37boys wins wins in 3 feet FOR EVERY 7 100student 100student losses losses history books s s
Made $16.50 in 165 miles : 2 hours boys boys 37 37 inches inches 36 36 6 roses for $12 20 minutes 25 miles for every 1.5 gallons buses buses 2 2 years years 5 5
discuss What makes a rate like a ratio? boys 2 37 boys 37 100 students buses
Spiral: RATES AND RATIOS look like fractions, can be simplified, uses to and other ratio phrases, can use a colon: makes comparisons
discuss What makes a rate NOT like a ratio? buses 2 37 37 boys boys 100 students
Rates compare different units
UNIT http://t1.gstatic.com/images?q=tbn:hHDtkhMVARZ64M:http://www.geekgaz.com/wp-content/uploads/2009/10/taylor-digital-measuring-cup-and-scale-pictures-2.jpg http://t3.gstatic.com/images?q=tbn:FPLnFlc3LDyJ7M:http://www.bbc.co.uk/learningzone/clips/images/previews/p_math/p_math_ec_00044_16x9.jpg
WHAT TWO DIFFERENT UNITS ARE USED IN THE PICTURE OF THE RATE?
UNITS THIS WORD USED 2 WAYS IN MATH
WHAT IS ANOTHER WHICH NUMBER IS IN THE UNITS PLACE? NAME FOR THE UNITS PLACE?
The picture below shows a UNIT RATE for for $2.45 PER PER flowers flowers 3 3 GALLON GALLON 1 1 $2.45 $2.45 $1 $1
IN YOUR GROUPS: HOLD UP THE CARD HOLD UP THE CARD SHOWING A SHOWING A UNIT RATE UNIT RATE
ADADEMIC VOCABULARY IN YOUR OWN WORDS DEFINE UNIT RATE DRAW A PICTURE RATE YOUR UNDERSTANDING
TEXTBOOK PG 404 ch 8 rate notes page 404.pdf RATE S AND UNIT RATES IN YOUR SPIRAL COMPARE YOUR DEFINITION TO THE COMPARE YOUR DEFINITION TO THE TEXTBOOK DEFINITION AND EXAMPLES TEXTBOOK DEFINITION AND EXAMPLES