FSA Math Reference Sheets for all Grade Levels
FSA Mathematics Reference Sheets – Updated-January-8_2015
Math
Box Plots
Steps for creating Box Plots: Step 1: Order the data set values in order from least to greatest Step 2: Find the median of all data values Step 3: Create a number line that includes all values from your data set Step 4: Plot your lowest and highest values along with the median above the … Read more
The Real Number System: Rational & Irrational Numbers
What are Rational Numbers? In mathematics, a rational number is any number that can be expressed as a fraction, or the quotient or fraction p/q of two integers, with the denominator q not equal to zero. Basically, numbers that CAN be written as a fraction, or terminating decimals, or predictable fractions like 1/3 Rational numbers can be categorized into … Read more
Finding the Least Common Multiple (LCM) using Prime Factorization
There are two methods to finding the LCM of two or more numbers. One method is to list out all the multiples of each number until we get a match. The other method is to use Prime Factorization.
Absolute Value
Absolute Value is the distance a number has from zero. Opposite Numbers have the same absolute value. Also, distance is never mentioned as negative so the absolute value of numbers is always positive, even if the number is negative. For Example, the absolute value of 5 is 5. The absolute value of its’ opposite -5 … Read more