Mastering SAT Math Strategies

Aug 31, 2024

SAT Math Tips and Tricks

Introduction

  • Scored 1590 on the SAT
  • Perfect 800s on SAT Math
  • Sharing 216 tips, tricks, and strategies for the digital SAT Math section
  • Demonstration on actual questions from SAT practice tests 1-4

Quick Calculation Techniques

  • Percentage Calculation: For x% of y, convert x into a decimal and multiply by y.
  • Inequality Setup: Identify key terms like "maximum" or "at least" to set up inequalities.
  • Solving for Variables: Methods include substitution and elimination.

Specific Problem Strategies

Problem-Solving in Under a Minute

  • Basic Arithmetic: For problems like finding 10% of a number, turn the percentage into a decimal and multiply.
  • Unit Conversion: Multiply by conversion factors, e.g., converting minutes to hours by multiplying by 60.

Solving Equations

  • Scatter Plot Interpretation: Determine if the slope is positive or negative and find the approximate y-intercept.
  • Quadratic Formulas: For vertex form y = ax^2 + bx + c, use -b/2a to find the x-coordinate of the vertex.

Tips to Save Time

  • Identifying Patterns: Recognize repetitive structures in equations and answers to save time by not solving the entire problem.
  • Using Proportions: Scale known values to unknowns by multiplying or dividing.

Advanced Problem Techniques

  • Graphical Interpretation: Use graphing calculators like Desmos for quick intersection and vertex calculations.
  • Exponential Growth Problems: Understand the formula y = a(b^x) and how b affects growth or decay.

Geometry and Trigonometry

  • Similar Triangles: Corresponding angles are equal; use this to find unknown angles or sides.
  • Circle Equations: Recognize the form (x-h)^2 + (y-k)^2 = r^2 where (h, k) is the center.

Practice and Review

  • Regular Practice: Engage with practice tests to familiarize with question types.
  • Time Management: Prioritize questions you can solve quickly to maximize efficiency.

Advice for Test Day

  • Attention to Detail: Carefully read each question, especially multiple-choice answers.
  • Calculator Use: Utilize graphing calculators effectively, but understand their limitations.
  • Review Basics: Ensure a strong grasp of fundamental math concepts, including algebraic manipulation and geometric properties.

Conclusion

  • Continuous practice and strategic approaches will enhance performance on the SAT Math section.