Topic 1
A is a fraction a b where a and/or b are fractions and b is not equal to 0.
complex fraction
Two quantities x and y have a proportional relationship if the ratios y/x for every related pair of x and y are ___________.
equivelent
The ________ is the decrease from the original price of an item to its sale price.
markdown
A term that contains only a number is a ________.
constant
An ___________ is an entire group of objects from which data can be collected
population
2. A decimal that ends is a(n) _____________.
terminating decimal
The equation y=kx describes a proportional relationship between two quantities x and y, where k is the _____________.
Constant of Proportionality
The accuracy of a measured or estimated value compared to its actual value is described as the ___________.
percent error
The number part of a term that contains a variable is a ___________.
Coefficient
Making a conclusion by interpreting data is called making an _________.
inference
Two numbers that have a sum of 0 are ___________.
additive inverses
The graph of Proportional relationship is a straight line through the ______.
origin
An initial amount of money that is deposited in an account is called the _________.
principal
A ________ is a letter that represents an unknown value.
variable
A ______________ is one that is true about a population based on a representative sample.
valid inference
A __________________ ends in repeating decimals
terminating decimal
A _____ is a relationship in which for every x units of one quantity there are y units of another quantity.
ratio
The _____________ describes how much a quantity has changed relative to its original amount.
percent change
you can use an _________ expression to represent and solve a problem with unknown value
algebraic
A _________________ accurately reflects the characteristics of an entire population
representative sample
A _______________ has a never ending pattern of the same digits
repeating decimal
A ________ related a quantity to 1 unit of another quantity.
unit rate
You can use __________ ratios to find the percent of a number.
equivalent
You can use __________ of operations and combine like terms to simplify expressions
properties
A __________ is an entire group of people, items, or events.
population