Chapter 1 Rational Numbers And The Coordinate Plane vocab Flashcards
What is the definition of Negative integers? How is it written?
It is a number less than zero, it must be written with a minus sign.
What are positive integers?
A number greater than zero.
What does absolute value mean? Is is always a negative, always a positive or depends?
The number that is the distance between a number and zero on a number line. It is always positive.
What does opposites mean? For example, what is the opposite of -34?
Opposites are numbers that are the same distance from zero in opposite directions. -34’s opposite is 34.
What does Frequality mean?
A mathematical sentence that indicates that 2 quantities are not equal.
What is an inequality and how does it look?
An inequality are symbols that represent inequalities. They say if a set are numbers are greater than, less than, or greater than and or equal, and less than and or equal. They look like > greater than, it means greater than or equal.
What is a repeating decimal? What symbol does it use and how does the symbol look.
A repeating decimal is a decimal number that has digits in the decimal that repeat. Such as 45. 333333333, repeating decimals use a bar notation symbol. The bar notation is a raised line above the digits after the decimal point that repeat.
What is a terminating decimal? Is .146 a terminating decimal? If it is at what place does it terminate?
A decimal number that has digits in the decimal that end. .146 is a terminating decimal it ends or terminates at the thousandths place
What is a non terminating decimal?
A non terminating decimal is a decimal that goes on forever.
When is a fraction in simplest form?
When the numerator and denominator have no more common factors other than 1.
What are integers,
A whole number, it can be either negative or positive integer.
What are equivalent fractions?
Fractions that are equal even though they look different.
Definition of Rational #
Whole numbers, integers, positive and negative fractions and decimals.
What is orgin?
It is the point of intersection of the x and y axis on a coordinate plane.
