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Get a custom SAT practice test with Desmos-style graphing questions

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Why a custom SAT practice test helps with Desmos

Many students preparing for the digital SAT want SAT practice tests with Desmos problems that match the graphing they will do on test day, since Desmos is built into the digital test. A ready-made set may not cover the same equations your teacher or prep book emphasized, so practice can feel disconnected from what you are studying.

Practice finding intersections, intercepts and slopes from equations you have already studied.
Use true/false questions to check whether you understand how a graph's shape changes when its equation changes.
Read the explanation after every answer, including the ones you got right, to confirm the method.
Keep a list of the question types you miss and generate extra practice on those topics.

Example SAT math questions to practice with Desmos

Where do the lines y = 2x + 3 and y = -x + 9 intersect?(2, 7). Setting 2x + 3 = -x + 9 gives x = 2, and substituting into either equation gives y = 7.

What are the x-intercepts of y = x² - 5x + 6?x = 2 and x = 3. Factoring gives (x - 2)(x - 3) = 0, so the graph crosses the x-axis at both values.

Does y = 3(1.5)^x grow or decay as x increases?It grows. The base 1.5 is greater than 1, so each one-unit increase in x multiplies y by 1.5.

What is the slope of the line through (1, 4) and (5, 12)?2. Slope = (12 - 4) / (5 - 1) = 8 / 4 = 2.

How many solutions does the system y = x² and y = 4 have?Two solutions, x = 2 and x = -2, because the parabola crosses the horizontal line y = 4 at two points.

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Questions from your material

Upload your own SAT math notes, worksheets or slides and get questions written from that content, not a generic bank.

Explanations for every answer

Each question comes with an explanation so you can see which step of the graph or equation led to the correct choice.

Spaced review

Missed questions come back on a schedule so the graphing methods you struggle with get more practice over time.

How it works

Upload your notes

Add a PDF, DOCX, PPTX, plain text file or a photo of a page. Photos are read with text recognition.

Choose a question type

Pick multiple choice, true/false or short answer, then generate a set of questions from the material you uploaded.

Work through it and review

Answer the questions, read the explanations, and go back to the ones you missed until the method sticks.

Generating a practice test from your own material keeps the focus on the topics you actually need. You can upload a unit on linear systems or a worksheet on quadratic graphs and get questions that test those exact ideas, with explanations that show how to find intercepts, intersections and slopes.

The most useful practice mixes quick checks with longer sets. Try a short round after each lesson, then a larger set before a mock exam, and revisit the questions you got wrong until the steps feel automatic.

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Frequently asked questions

How do I use Desmos to check SAT graphing problems?

Enter each equation as a separate line, then look for intersection points, intercepts and where the curve crosses a given value. Practice entering equations quickly so the calculator helps you check your work rather than slowing you down.

What graphing topics usually appear on the SAT math section?

Common topics include linear equations and systems, slope and intercepts, quadratic and exponential functions, and reading graphs of data. Build practice around the topics your score report or prep materials highlight.

Is DeckOwl free to use?

The free plan includes 3 generations per month and lets you study in the browser. Exports and unlimited generations require the Plus plan.

Can I export a practice test from DeckOwl?

Yes, on paid plans. Plus includes PDF and DOCX export, and Pro adds QTI 2.1 and Moodle XML export.

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