Intro to Ratios and Proportions
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Equivalent Ratio
If two ratios have the same value when simplified.
Rates as Ratio
a comparison of the measures of two different things or quantities; the measuring unit is different for each value
ratio
a number that relates two quantities/measures within a given situation in a multiplicative relationship
Percent
a ratio that compares a number to 100.
unit
a single undivided whole
Part-to-Whole Ratios
relate one part of the whole to the whole; units being compared are from the same group; ex. ratio of boys to the children in line
Part-to-Part Ratio
relates one part of a whole to another part of the same whole; ex. compares girls and boyes in the same class