SAT topics, one at a time

Every skill the Digital SAT tests, broken into the smallest pieces worth studying — each with a short explainer and worked examples. Free to read, no account needed.

Reading & Writing

Math

More topics

• Advanced functions
• Advanced shifting functions
• Basic coordinate geometry
• Calculating fractions
• Calculating weighted average
• Common english phrases
• Comparing 2 numbers
• Comparing standard deviation between 2 groups
• Completing the squares
• Cone basics
• Counting in exclusion and inclusion range
• Cross multiplication in equations
• End behavior of a polynomial
• Evaluating a polynomial function
• expressing a quantity as a constant or coefficient
• Factors and Multiples
• Finding a formula from an equation
• finding equation of a straight line
• Finding maximum and mimimum in inequality word problem
• finding unknowns by creating systems of equations
• Getting rid of the square root
• Identify dependent clause
• Identify essential phrase
• Identify independent clause
• Identify independent clauses
• Identify key words in the text
• Identify non essential phrase
• Identify non perfect tense verbs
• Identify patterns
• Identify perfect tense verbs
• Identify subject of a sentence
• Identify Tense of the sentence
• Identify tone of the sentence
• Identify verbs of a sentence
• Identify words or phrases that provide support
• Identifying constraints of a variable
• Identifying the domain of a variable in an equation
• Impact of the constant on the graph
• Impact on Mean
• Impact on Median
• Impact on Range
• Impulse of finding values of individual variables
• Inequalities when taking reciprocals
• Intro to cube roots
• Isolating quantities
• Making up terms
• Midpoint formula
• Negative law of exponents
• Number properties
• Plotting lines parallel to x and y axis
• Power of a product rule
• Power of power rule of exponents
• Prime factorisation
• Prime Numbers
• Prism basics
• Product of 2 binomials is 0
• Product rule of exponents
• Quadratic formula
• Radicals and rational exponents
• Reflecting functions
• Reflecting functions across the x-axis
• Reframing the question
• Rhetorical Synthesis
• Rotation of points in unit circle trigonometry
• Same Unit of measurement in an equation
• Scatterplots
• Shifting center of a circle
• Shifting functions along the y-axis
• Silly mistake
• Simplifying expressions
• Singular and plural nouns
• Solving in-equation equations
• Solving inequalities advanced
• Solving inequalities using options
• Solving quadratic when c = 0
• Square and square root
• Substituting options in the question
• Systems of linear equations word problems
• Tallying graph and options to eliminate options
• Tallying the question and answer option when substituting numbers
• Triangles similarity test
• Trigonometry properties
• Two-way tables
• understanding elimination of options by reading graphs
• understanding factors in a polynomial
• Understanding relationships between sentences
• Understanding textual structure
• Understanding when to substitute unknowns with numbers
• Understanding which numbers to substitute for unknowns
• Unit circle trigonometry
• Unpacking exponents
• Using Desmos calculator to find solutions to system of equations
• Venn diagram
• When product of 2 numbers is positive/negative