ACT Digital Trainer Topics| Algebra | Order of operation, signed & absolute value numbers; roots and radicals; algebraic expression evaluation; add, subtract, multiply, divide & factor monomials and polynomials; and simplify radicals in the denominator. |
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| Decimals and Percents | Interchange fractions with decimals and percentages; rounding and comparative values; non-terminating decimals; math operations using decimals & percentages; ACT type applications include price reduction, taxes, commissions, % increase and deviation from estimates. |
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| Equations | Linear & quadratic equations; ratio & proportions; literal and simultaneous equations; replacement sets; and graphic solutions to inequalities. |
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| Exponents | Add, subtract, multiply, divide & factor variables, whole numbers, fractions & decimals having positive and negative exponents; multiply and divide using scientific notation; power rules. |
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| Fractions | Proper and improper; mixed numbers; value comparisons; simplification & lowest common denominators; signed; fractions as exponents and radicals; and complex fractions in equations. |
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| Geometry | Calculations using angles, triangles, rectangles, polygons, circles, ellipses, and parabolas; trigonometry functions; bisectors & medians; right, equilateral & similar triangles; tangents, chords & inscribed angles; and use of coordinates to find midpoint & length of lines, perimeter, area & slope. |
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| Story Problems | Concepts include averages & weighted averages for inventory pricing, medians and modes, salaries & commissions, rate of change; probabilities, finding the sum and Nth term in series and progressions, relative ages, proportional relationships and work contributions. |
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| Grammar | Subject & verb agreement; adjectives & adverbs, verb formation; idioms and pronouns. |
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| Punctuation | Proper use of commas, semicolons, colons, dashes, hyphens, apostrophes, exclamation & questions marks. |
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| Sentence Structure & Rhetoric | Dependent and independent clauses; sentence fragments; comma splices & fused sentences; writing strategy, organization & style. |
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| Reading | What to know about ACT questions & answer choices; specific answering strategies for eight categories of questions; key test taking strategies; and passages from four categories of Reading topics with ten questions on each. |
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| Science Reasoning | Test taking strategies; terms & strategies for data representation passages; interpretation & analysis of graphic presentations; design of scientific experiments; and six scientific experiments with sample questions for each. |
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