Summaries of tecmath Videos 📚

Math - Basic Division

Algebra trick for multiplying polynomials

Fast math trick for adding a series of numbers

How to work out Surface area Instantly.

Surds / Radicals - the basics - multiplication made easy with radical math

Mixed Numbers and Improper Fractions

5 Fast Math Tricks for Multiplication - Mental Math

Area of Triangle

Area of circles

Mental Math Tricks - How to multiply in your head!

Same tens digit? Instantly multiply them

Easy Percentage Trick you were Never Taught at School!

Math trick for fast division

Percentage Trick - Solve precentages mentally - percentages made easy with the cool math trick!

Simultaneous Equations Three Variables Using Elimination - Math lesson

Linear equation from graphs

Mental Addition Trick - Add large numbers in your head instantly!

Simplifying Square Roots

Trigonometry Law of Sines / Sine Rule

Multiplying by multiples of 10, 100, and 1,000.

Easy Multiplication Trick you will Actually Use

Algebra trick - solve equations instantly for variables on each side of the equation

Fast Maths Calculation - Multiply four digit numbers FAST!

Volume - the trick to getting it right

Pythagorus' Theorum - Math Problems

Division of Polynomials made Easy! 1 of 2

Simultaneous Equations - the Elimination Method - How to solve - Math Lesson

Matrices: Matrix Multiplication, Orders, Adding, Scalar Multiplication

Good Will Hunting Math Problem Explained Are You Smarter than an MIT Math Professor?

Combinations and Permutations Word Problems

Surds / Radicals - the basics made easy with radical math.

Percentage Math Trick 2 - Solve percentages mentally - percentages made easy!

Find the Area of Composite Shapes Easily - How to work out the Area of ANY Composite Figure.

Adding Fractions

How to mentally multiply big numbers

Percentage Change

Cube Roots in 2 sec using Vedic Math Trick

Fast Mental Multiplication Trick - Multiply in your head using base 20 and 30

Comparing Fractions - compare fractions instantly!

Adding Decimals - How to add decimals - Easy Math Lesson

Fractions made easy - adding three fractions fast

Greatest Common Factor

How to Solve Simultaneous Equations in under 10 Seconds - Algebra Math Trick

Mixed Numbers and Improper Fractions

Mental Multiplication Math Trick - Multiply numbers in your head near 100

Dividing Decimals

How to Find the Distance Between Two Points - The distance formula made easy!

Can you solve this tricky math problem?

Ratios

Fast Mental Multiplication Trick - Multiply in your head numbers near 50

What is the easiest way to do division?

Percentage increase and decrease

Easy Mental Subtraction Trick for BIG Numbers

How to use the quadratic formula to solve quadratic equations

Fractions

Math tip for calculation

Fuel Consumption

How to Find the Volume of a Rectangular Prism and Composite figures

Math problem #6 - It doesn't look very hard...but can you do it?

How to count to 1000 using only your fingers

EASY WAY to work out Sequences - Maths Tips and tricks

Nursing Dosage Math

Converting to Scientific Notation

Easy Trick to Calculate Wages Instantly

Nursing medication math calculation - wv percentages made easy!

Maths trick for fast addition - add faster than a calculator!

Fast math trick for instant multiplication!

Math division - cast out nines trick

Dividing amounts into a ratio

Long Division trick 4 - learn how to do long division easily and quickly

Least Common Multiple LCM

Simplifying Fractions

Dividing by zero?

Making YouTube video

How to solve Algebra equations Easily - Trick

How to solce Time and Work problems easily in 5 seconds!

How to easily multiply any number by twelve

Math Trick - Multiply Using Lines!

Multiplication trick using estimation

Maths - Finding Bearings

Sin Cos Tan - Trigonometry

Math Problem Original. Can you solve it?

Convert kg to pounds (lb) instantly - Fast Mental Math Trick

Compound Probability of multiple events

The Game of Nim - a math game of strategy using matchsticks!

How to check math multiplication - cast out nines trick

How to square any numbers in your head - fast mental math trick

Convert Fractions to Percentages

A nine year old wrote this problem. Can you solve it? Viral Math Problem

Mental Addition Trick - Add faster than a calculator!

Fractions Basics - Math Lesson

Math tricks for fast calculation

Long Division trick 2 - an easier way!

Cube Trick - work out cubic numbers (1 - 100) fast!

Percent of a unknown number - percentage math lesson

Sin Cos Tan - Basic Trigonometry - Working out unknown sides

How to multiply ANY number by 11 instantly

Prime Factorization

How to solve Simultaneous Equations by Elimination

Long Division Math Trick - how to do long division directly EASILY!

How to Convert Hexadecimal to Decimal

Multiply using Lines

Math trick for multiplication

Algebra Tricks - Multiply binomials instantly!

Angles of any shape instantly

How do you solve conditional probability examples?

Square ANY number up to 1000 in 5 seconds - math trick!

Only 2% of people can solve this. Are you a genius?

Trigonometry made easy

Convert kg to pounds (lb) instantly - Fast Mental Math Trick

Subtraction in Maths

Probability Basics

How to work out percentages INSTANTLY

Why is 0! = 1? Zero Factorial

fractions to percentage calculations

What is a prime number?

Fast Math Trick - How to multiply numbers under twenty faster than a calculator

Percent, Ratios, and Rates using the box method

Rule of 72 for compound interest

Teresa's Daughter Riddle

Multiply Faster than You Learned in School!

Multiplying Fractions - Fast Math lesson

Total Surface Area - the trick to getting it right

Pediatric nursing dosage calculations

Converting measurements - metric distance made easy

Converting Measurements in the Metric System

Multiplying Fractions Instantly

How to Convert Decimals to Fractions Easily

Fractions addition and subtraction trick - do them the fast way!

Fractions of an unknown amount - fast math trick

Multiplying fractions

Nine times table tricks - learn the fast way!

Percentages made easy - fast shortcut trick!

Coronavirus in numbers. Be concerned.

Cube root of ANY number in under 5 seconds Math Trick

The Easiest way to Multiply. Math Trick

My YouTube Channel for Hacked (and How to Get your Hacked YouTube Channel Back)

97% of people can not do this problem! Can you?

How to calculate square metres - area of rectangles

Easy Addition trick to add large numbers instantly!

Three Riddles using logic including Teresa's Daughter Riggle

Dividing into a given ratio - Math Lesson

How to Work out Percentage Instantly - Easy Mental Math Trick

How to Simplify Ratios

How to Solve Equations Easily.

Calculating average velocity or speed

Work out linear equations easily from two points

How to Convert Decimal to Binary

Cool math mental multiplication trick - become a genius solving math instantly!

Area of rectangles and triangles - fast math lesson!

Convert Any Decimal to a Fractions - easy math lesson

Fraction of amount and percentage of amount

Simultaneous Equations - Example to solve 3

Rational and Irrational Numbers

Check your math addition - casting out nines trick

Convert any Fraction to a Decimal - easy math lesson

Adding and subtracting fractions

Sin Cos Tan - Basic Trigonometry - Working unknown angles

Fast Math Tricks - How to multiply 2 digit numbers up to 100 - the fast way!

Fast Math Trick to subtacting numbers mentally - two digit numbers

Area of a rectangle

Solve Simultaneous Equations using the elimination method

How to work out speed, distance and time

Mixed number fraction trick - Imagine how much time you could have saved!

Multiplication trick you wish you had been taught!

Area of a Circle - Quick Visual Proof

Algebra Shortcut Trick - how to solve equations instantly (2)

Fractions - how to find an unknown denominator

Basic SketchUp tutorial

Simultaneous Equations solved using Substitution

How to solve Quadratic Equations by Completing the Square

3,4,5 rule - square up a building easily

Fast Long Division trick 3 - Maths done an easier way!

Decimal Multiplication...easy

Cool math trick - work out cubic numbers fast!

Multiplication and Division

Greatest Common Factor Trick GCF

Fast maths trick - multiply two numbers near 100 faster than a calculator using vedic math

Algebra Shortcut Trick - how to solve equations instantly

How to convert between decimal and binary

Fractions addition and subtraction the fast way with mixed numbers - cool math trick!

Subtracting With Zeros - how to do subtraction fast using vedic math

Proportion - how to see if ratios are in proportion

3,4,5 Triangle

Adding Decimals

Probability Tricks

Factorials shortcuts

Work out percentage discounts instantly!

Unit rates - Trick for getting 100%

Dividing by multiples of 10, 100, and 1,000.

How to Multiply Faster than a Calculator - Fast Math Calculation Trick 2

Algebra - Completing the Square - Solving Quadratic Equations

Long Division trick - Fast calculation!

How to Factor any Quadratic Equation Easily - Trick for factorising

Fast Mental Multiplication Trick - multiply in your head using base 10

Square root of ANY number instantly - shortcut math.

Trick your math teacher

Linear Equations Introduction

Fast Algebra Trick - Multiply trinomials instantly!

How to Solve Age Problems Easily

Algebra Math Trick - Division

Inverse of a 2x2 matrix in 10 seconds!

Fast Math Trick - How to multiply numbers under twenty faster than a calculator!

Measurement - Perimeter made easy!

Tesla vs Petrol car - comparing fuel costs

Subtract Fractions with Different Demoninators trick - mentally minus fractions instantly!

Subtracting Decimals

Math Problem That Went Viral in 2020. Can you solve it?

Times table trick using your hands

How to do Calculus in Under 10 Minutes

How to Calculate ANY Fraction Easily!

Area of composite (compound) shapes

Area of circle - Circumference of circle - Volume of cylinders

Income Tax

Subtract ANY Fractions Instantly! Fast math trick!

Algebra - expanding and simplifying brackets

Surface Area Half Cylinders

Pythagoras Theorem

Solve Percentages in Your Head in seconds -» Easy Percentage Trick

Multiplication Trick - A Different Way to Multiply.

Fast Math Trick

Least Common Multiple Trick LCM

Easy fraction trick you should know

Simplifying ratios involving fractions

I will read your mind! Math trick Magic

Measuring angles - Degrees and Protractors

Multiplication trick for fast calculation

Sin Cos and Tan - Basic Trigonometry Example

How to multiply ANY numbers the fast way - Fast Math Trick

How to Convert Decimals To Fractions - Math trick for recurring decimals

Permutations and Combinations 1 (Counting principle)

Instant temperature conversions - trick for convert between Fahrenheit and Celsius!

Fast mental addition of large amount of numbers using estimation.

How to Convert Decimals to Hexadecimal

Proof that 2+2=5....How math can lie

Fast Math Trick - How to multiply 2 two digit numbers - why it works!

Writing simple algebric expressions

Probability Trees

Times Table Trick - Learn your times tables instantly!

How to work out Engine Capacity

Calculating Infusion Rates - with examples

Times table Trick (Elevens) - Fast Mental Multiplication Math Trick

Circumference of a circle - math lesson

Work out the tip instantly - Mental Math Trick

Percentages - fast math lesson

How to Learn Ratios Easily

Square numbers and square roots

Pythagorus' Theorum - Math Lesson 3,4,5 triangle