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G6 Unit 1
Ratios & Proportional Relationships
Term | Definition |
---|---|
compare | To look for differences and similarities. |
conversion | A change in the form of a quantity, a unit, or expression without a change in the value. (Example: 12 inches = 1 foot) |
double number line diagram | A graphic diagram that shows a proportional relationship between two quantities. |
equivalent ratios | ratios that have the same value |
fraction | A part of a whole. |
measurement | To find the size or amount of something. |
multiply | Repeated addition (Example: 3 x 5 = 5+5+5 = 15) |
percent | A ratio that compares a number to 100 using the symbol %. |
proportional relationship | A relationship between two quantities in which the ratio of one quantity to the other quantity is constant. |
quantity | How much there is of something. |
rate | A ratio that compares two measurements of different units (Example: Words typed per minute, Miles driven per hour...) |
ratio | A comparison of two numbers. Can be written in three ways. (Example: 6 to 12, 6:12, or 6/12) |
relationship | The connection between two (or more) ideas or things. |
table | Numbers or quantities arranged in rows and columns. |
unit price | A unit rate that gives the cost per unit. |
unit rate | A special type of rate. A ratio of two measurements in which the second term is 1. (Example: $40 for 5 books = $8 for 1 book) |