SAT Study Guide vs Mental Math

SAT Study Guide — Complete Digital SAT Prep for Your Target Score Whether you are aiming for 1200, 1400, or a perfect 1600, SAT Study Guide gives you a complete, structured system to prepare for the Digital SAT. From your first diagnostic quiz to your final timed practice session, every feature is built to help you improve efficiently and confidently. DIAGNOSTIC QUIZ & PERSONALIZED STUDY PLAN Start with a diagnostic quiz covering Math and Reading & Writing. Based on your performance, you receive an estimated SAT baseline score and a personalized 8-week study roadmap focused on your weak areas—not generic advice, but targeted preparation that saves time and improves results. • Estimated baseline SAT score • Personalized 8-week day-by-day study roadmap • Adaptive question difficulty • Full section coverage: Math + Reading & Writing 300+ SAT PRACTICE QUESTIONS Every question is designed to reflect the real Digital SAT format, with four answer choices, detailed explanations, and three difficulty levels to help you progress from fundamentals to advanced mastery. MATH • Linear Equations & Systems of Equations • Quadratics & Polynomials • Exponential Functions & Growth • Trigonometry & Geometry • Ratios, Rates & Proportional Reasoning • Statistics & Data Analysis READING & WRITING • Words in Context & SAT Vocabulary • Inference & Logical Reasoning • Craft & Structure: Tone, Purpose & Organization • Command of Evidence: Paired Passages & Data • Grammar & Punctuation: Agreement, Commas & Apostrophes • Transitions & Logical Flow • Expression of Ideas: Conciseness & Revision SCORE ANALYTICS & PROGRESS TRACKING Clear progress tracking helps you understand exactly where you stand and what to improve next. • Estimated SAT Score (400–1600) with goal gap tracker • Score trajectory line chart across all sessions • Correct vs. Incorrect performance breakdown • Daily activity chart for the last 7 days • Section Accuracy for Math and Reading & Writing (Pro) • Topic Heatmap with color-coded mastery tracking (Pro) TIMED PRACTICE MODE (Pro) The Digital SAT is timed, and strong pacing matters. Timed Practice Mode helps you build speed, focus, and test-day confidence with per-question countdowns and pacing support. HARD QUESTIONS (Pro) Students aiming for top scores need to master advanced questions. Hard Questions are designed to challenge critical thinking and help bridge the gap between good scores and great scores. 8-WEEK STUDY PLAN Follow a complete 56-day study calendar with assigned topics, sections, estimated study time (20–60 minutes per day), and focused drills. Check off completed days and stay consistent without feeling overwhelmed. XP, STREAKS & BADGES Stay motivated with a daily streak counter, 7-level XP system, and achievement badges. Build strong study habits with a simple 5-question daily goal designed for consistency. REFERRAL PROGRAM Invite 3 friends and unlock Pro for free. Share your unique referral code—when 3 friends join and enter it, your Pro access is unlocked automatically. FORMULA & GRAMMAR REFERENCE Quick-access reference sheets for algebra, geometry, trigonometry, statistics, and grammar rules—perfect for fast review before practice sessions or on test day. TEST-DAY CHECKLIST Be fully prepared with an interactive checklist covering the night before, the morning of the exam, and arrival at the test center. SAT STUDY GUIDE PRO — ONE-TIME PURCHASE $9.99 Upgrade once and unlock everything permanently. No subscriptions. No renewals. Pro includes: • Unlimited questions • Hard difficulty mode • Timed Practice Mode • Section Accuracy chart • Topic Heatmap PRIVACY & OFFLINE Your progress stays on your device. No account required. No ads. Works offline after the first download. Download SAT Study Guide for free, take your diagnostic quiz, and start building a smarter path to your target SAT score.

10 minutes a day to keep your mental math sharp. Whether you're in middle school, in high school, or an adult who wants to reconnect with math, Kalc helps you forge solid mental reflexes, without cramming. Spaced repetition system (SRS): concepts you master space out over time, the ones you miss come back the next day. The method known to deliver the most learning per minute practiced. WHO IT'S FOR · UK students (Year 7-10), US students (Grade 6-9) · Other English-speaking systems (Canada, Australia, Ireland, NZ) · Spanish-speaking students (Spain ESO, Mexico secundaria/preparatoria) · French-speaking students (France, Belgium, Switzerland, Quebec) · Adults who want to get back fluency with mental math Each user picks their school system during onboarding. Content and examples adapt. WHAT KALC COVERS · Multiplication and division (times tables, decimals, signed) · Fractions (simplification, operations, fraction of a whole) · Percentages (calculation, increase, discount, compound change) · Powers and square roots · Algebra and order of operations · Addition and subtraction of signed integers TWO PRACTICE MODES · Zen mode: at your own pace, no pressure, to consolidate the basics · Chrono mode: against the clock, to build speed under exam conditions VISIBLE PROGRESS Every skill has its own level and progress bar. You see exactly where you stand and what's left to master. IN REAL LIFE Every session ends with a concrete example of how this skill serves you day to day: splitting a restaurant tab, reading a paycheck, working out a discount, planning a budget. Mental math is something you actually use. HOME SCREEN WIDGETS Track your progress straight from your iOS home screen, without opening the app. Streak, XP and skills in progress at a glance. MEASURED REMINDERS Up to 5 reminders over the first 3 weeks, off at any time. No spam, no guilt-tripping. ONE-TIME PURCHASE, NO SUBSCRIPTION Kalc is free to download (1 skill available without purchase). Full access unlocks with a single purchase (lifetime or 1 year non-renewing). No traps, no hidden paywall. PRIVACY All your data stays on your device and syncs through your personal iCloud account. No ads, no advertising tracking, no cookies. Kalc is for people who want real progress in mental math. Privacy policy: https://lmtdigitalcreations.com/kalc/privacy.html Terms of use: https://lmtdigitalcreations.com/kalc/terms.html