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G7M1 Topic C
7M1 Topic C Vocabulary
Term | Definition |
---|---|
simplified fraction (reduced) | a fraction whose numerator and denominator do not have a common factor |
multiplicative inverse (reciprocal) | a number made by switching the original numerator and denominator |
complex fraction | a fraction whose numerator and/or denominator are fractions |
ratio | a comparison of 2 values using division |
rate | a ratio that has 2 different units |
unit rate | a rate with the value of 1 in the denominator |
original price | the starting price before a markup or markdown |
sales price | the price the customer pays after a discount |
discount | a lowering of the original price |
proportional | a relationship that keeps the same rate |
constant of proportionality | the constant unit rate in a proportional relationship |