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ratio frayer.notebook December 13, 2013 Frayer Model definition essential characteristics word examples nonexamples word 1 ratio frayer.notebook December 13, 2013 comparison of two quantities by division a comparison of two quantities by division uses "to", :, or / ratio ratio of boys to girls can be 3:1, 3 to 1, 3/1 at least 2 terms 1/4 of the children are girls ratio 2 ratio frayer.notebook December 13, 2013 at least 2 numbers the numbers that represent the quantities being compared in a ratio. a comparison terms of a ratio ratio of boys to girls can be 3:1, 3 to 1, 3/1 4/8 = 2/4 in lowest terms terms terms of a ratio 3 ratio frayer.notebook December 13, 2013 a ratio that compares two quantities measured in different units at least 2 quantities different units rate I drove 770 miles in 12 hours For every 6 cookies I have, my sister has 2. rate 4 ratio frayer.notebook December 13, 2013 a rate in which the second quantity in the comparison is one unit second term is one unit rate 10 cm. per minute I drove 700 miles in 12 hours unit rate 5 ratio frayer.notebook December 13, 2013 ratios that name the same comparison at least two ratios equal to each other but in different form equivalent ratios 4 = 2 6 3 = 8 12 divide or multiply by 2 2 48 = 4 60 12 These are not equal because the 2 terms were not divided by the same number. equivalent ratios 6 ratio frayer.notebook December 13, 2013 Comparison For each or for every at least 2 quantities per Eggs cost $2.18 per dozen A cat can per (should be purr) per 7 ratio frayer.notebook December 13, 2013 A table that represents the relationships between equivalent ratios. table terms in the same ratio Table of Equivalent Ratios hours worked 1 $ made $5 2 $10 3 $15 ratios are equivalent. hours ratios are not equivalent worked 1 $ made $5 2 3 $7 $10 Table of Equivalent Ratios 8 ratio frayer.notebook December 13, 2013 a drawing that looks like a segment of tape, used to illustrate number relationships. Also known as a strip diagram, bar model, length model. blocks of equal sizes comparing at least 2 quantities. tape diagrams games won:games lost 3:2 games won:games lost 3:2 tape diagrams 9 ratio frayer.notebook December 13, 2013 2 number lines that compare quantities that have different units. They help make visible the many, even infinitely many, pairs of numbers in the same ratio. 2 number lines equal segments double number line diagrams hours 0 1 pages 0 20 2 3 2 quantities 4 40 60 80 This is part of a coordinate grid. double number line diagrams 10 ratio frayer.notebook December 13, 2013 a plane formedby the intersection of a horizontal numberline called the x-axis and a vertical number line called the y-axis. 2 number lines perpendicular to each other Coordinate Plane This is a table. Coordinate Plane 11 ratio frayer.notebook a ratio comparing a number to 100 December 13, 2013 100 is the second term Percent 45 out of 100 students made the honor roll. 45 100 = 45% 6 or 6% 10 of the students made the honor roll. This is wrong because % is out of 100. It should be 60%. Percent 12 ratio frayer.notebook December 13, 2013 To express a quantity in alternate units. 2 different units one quantity Convert 1 meter is equal to 100 centimeters 4 =1 8 2 This is simplified, not changing to different units. Convert 13 ratio frayer.notebook December 13, 2013 An expression that uses the number 10 as the base with an exponent. 105 = 10 is the base or factor being multiplied. The exponent tells how many times 10 is being multiplied. Power of Ten Notation (10n) 10 x 10 x 10 x 10 x 10 62 ten is not the base. Power of Ten Notation (10n) 14