Explore the latest published articles on finance, health, math, and engineering.
Posted By: Jordan Hayes
How to calculate what score you need on the final exam. Covers the formula, worked examples for multiple targets, what to do when 100% isn't enough, and study strategy based on your required score.
Posted By: Jordan Hayes
How GPA is calculated with credit hours, worked examples for semester and cumulative GPA, how much one grade can move your GPA, and proven strategies to raise it.
Posted By: Jordan Hayes
How to use every function on a scientific calculator — exponents, logarithms, trig, scientific notation, factorials, and memory keys — with worked examples and the most common errors to avoid.
Posted By: Jordan Hayes
What standard deviation means, how to calculate it step by step, and how to use it in test scores, finance, and quality control. Covers population vs sample, variance, and the 68-95-99.7 rule.
Posted By: Jordan Hayes
How to convert binary to decimal and decimal to binary, with worked examples. Covers place values, the division method, binary in file sizes, hex colors, IP addresses, and binary arithmetic.
Posted By: Jordan Hayes
All 5 types of percentage problems solved with formulas and real examples — find percent, percent of a number, original value, and percentage increase or decrease.
Posted By: Jordan Hayes
A comprehensive reference of must-know math formulas for students, from basic arithmetic to advanced algebra and geometry.
Posted By: Jordan Hayes
Master all four fraction operations with step-by-step examples. Learn how to find common denominators, simplify fractions, convert between mixed numbers and improper fractions.
Posted By: Jordan Hayes
Your GPA impacts college admissions, scholarships, and grad school applications. Learn how GPA is calculated, what weighted vs. unweighted means, and proven strategies to raise your grade point average.