Mathematics

Use an Abacus

Calculate Percentages

Measure Centimeters

Do Math in Your Head: Easy Tricks for Mental Calculations

Measure Grams

Write Numbers in Words

Calculate Percentages on a Calculator

Calculate Ratios

Calculate Pi

Use the Percent Change Formula

Use a Slide Rule

Subtract Fractions from Whole Numbers

Calculate Percentage Increase

Add Fractions with Whole Numbers: Student Tutorial

Calculate Growth Rate

Find the Y Intercept

Compute Pi with Frozen Hot Dog Wieners

Find the Domain of a Function

Read Binary

Read a Measuring Tape in Meters (Even if You Hate Math)

Interpolate

Calculate Combinations

Check if a Number Is Prime

Take Perfect Math Notes

Memorize Pi: All the Best Methods

Calculate Cubic Inches

Read Roman Numerals: Learning Guide for Beginners

Learn Math

Make a Protractor

Find the Domain and Range of a Function

Figure Out Your Test Score

Find Mean, Median, and Mode

Count in Binary

Solve Combined Labor Problems

Calculate Precision

Improve Math Skills

Solve Simultaneous Equations Using Elimination Method

Add and Subtract Fractions

Find the Sum of an Arithmetic Sequence

Understand Hexadecimal

Improve Your Mathematical Calculation Skills

Find How Many Diagonals Are in a Polygon

Simplify Expressions in Math

Calculate Uncertainty

Find the Median and Mean of a Histogram + Examples

Memorize Numbers

Find Cubic Feet

Calculate the Fibonacci Sequence: Regular Method and Golden Ratio Trick

Be Good at Mathematics

Calculate Days of the Week Like Rainman

Calculate Population Density

Calculate the Day of the Week

Round to the Nearest Tenth

Calculate a Light Year

Find Equilibrium Quantity

Divide a Square Into Eight Equal Parts

Be a Good Mathematician

Study for a Math Exam

Solve Math Problems

Calculate Slope, Y-Intercept, and X-Intercept

Find the Dependent & Independent Variables (With Examples)

Get a Last Minute Passing Grade on a Mathematics Exam

Measure Parallelism

Compute Permutations: A Step-by-Step Guide

Measure Length

Divide Polynomials

Pass a Placement Test for College Math

Find Scale Factor

Multiply or Divide Two Percentages

Subtract Percentages in Math

Round Numbers

Memorize Math and Physics Formulas

Determine if a Function is Even or Odd

Measure an O‐Ring Diameter

Calculate the List Price of an Item on Sale

Read Roman Numerals

Relearn Math

Solve Proportions

Square Any Number

Make Math Symbols on Your Mac (OS X)

Speed Up Numeric Calculations in Mathematics

Calculate Relative Error

Find How Many Factors Are in a Number

Round Decimals

Make an Abacus

Calculate On Base Percentage

Calculate a Company’s Operating Profit Margin

Find Mode, Median, Mean and Range

Calculate Average or Mean of Consecutive Numbers

Find the Average Rate of Change From Tables, Graphs, and Functions