Math Online homework help

Calculate faster than a calculator

How to calculate faster than a calculator

Math. The most hated subject in the world. Almost everyone except Archimedes despises the subject (and he's dead). You can relieve a little mathematical stress though, if you learn this super fast ...

A- 3:24
Determine math proportions with the Square-Cube Law

How to determine math proportions with the Square-Cube Law

Science can be a tough subject, especially when you're trying to determine the size of planets and stars with the Square-Cube Law. It could be a bit confusing, but this video brings the science of math and ...

A 8:46
37 how-to articles
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How To Plot the Mandelbrot Set By Hand

Plot the Mandelbrot Set By Hand

The Mandelbrot set is made up of points plotted on a complex plane to form a fractal: a striking shape or form in which each part is ...more

A+ Article
Written 4 months ago by WikiHow | Comments 0
Views 348

How To Find Perpendicular Vectors in 3 Dimensions

Find Perpendicular Vectors in 3 Dimensions

In order to find perpendicular vectors in three dimensions, you need to know how to find the determinant of a matrix and how to find the ...more

B- Article
Written 4 months ago by WikiHow | Comments 0
Views 418

How To Assess Statistical Significance

Assess Statistical Significance

Statistical significance is the number, called a p-value, that tells you the probability of your result being observed, given that a certain ...more

C Article
Written 3 months ago by WikiHow | Comments 0
Views 108

How To Be an Expert in Math

Be an Expert in Math

Equations, theorems, algebra, constructions ... And when we see all of them in our exam sheet we would like to run away. So some changes are ...more

C Article
Written 4 months ago by WikiHow | Comments 0
Views 655

How To Calculate Pi by Throwing Frozen Hot Dogs

Calculate Pi by Throwing Frozen Hot Dogs

Throwing a pie in someone's face is good. Throwing food at pi is better. Believe it or not, of all the countless ways to approximate the ...more

C Article
Written 4 months ago by WikiHow | Comments 0
Views 419

How To Calculate Product Moment Correlation Coefficient

Calculate Product Moment Correlation Coefficient

The product moment correlation coefficient allows you to work out the ...more

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Written 4 months ago by WikiHow | Comments 0
Views 430

How To Calculate Spearman's Rank Correlation Coefficient

Calculate Spearman's Rank Correlation Coefficient

Spearman's rank correlation coefficient allows you to identify easily ...more

C Article
Written 4 months ago by WikiHow | Comments 1
Views 1,495

How To Calculate the Center of Gravity of a Prism

Calculate the Center of Gravity of a Prism

It is easier to find the centre of gravity of a prism than for most other shapes. Make sure you have a prism (a shape of uniform ...more

C Article
Written 4 months ago by WikiHow | Comments 0
Views 216

How To Convert from Binary to Decimal

Convert from Binary to Decimal

The binary ( base two ) numeral system has two possible values, often represented as 0 or 1, for each place-value. In contrast, the decimal ...more

C Article
Written 3 months ago by WikiHow | Comments 0
Views 425

How To Convert from Decimal to Binary

Convert from Decimal to Binary

The decimal ( base ten ) numeral system has ten possible values (0,1,2,3,4,5,6,7,8, or 9) for each place-value. In contrast, the binary ( ...more

C Article
Written 3 months ago by WikiHow | Comments 0
Views 454

How To Convert Tenths of a Pound to Ounces

Convert Tenths of a Pound to Ounces

This article will cover two different conversions: 1) converting something like 4.85 pounds into pounds and ounces, and 2) converting ...more

C Article
Written 4 months ago by WikiHow | Comments 0
Views 217

How To Divide Square Roots

Divide Square Roots

Dividing square roots is similar to simplifying a fraction to lowest terms... but with a twist: we never leave a radical in the denominator ...more

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Written 4 months ago by WikiHow | Comments 0
Views 840

How To Do Well on Math Contests Like the AMC

Do Well on Math Contests Like the AMC

Maybe you are looking to make a 250 USAMO index this year. Or maybe you just want to qualify for the AIME. Regardless, here are a few tips ...more

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Written 4 months ago by WikiHow | Comments 0
Views 80

How To Double Your Salary Using an Algebraic Loophole

Double Your Salary Using an Algebraic Loophole

Whoever it was that said you could get a number to say anything was ...more

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Written 4 months ago by WikiHow | Comments 0
Views 87

How To Find the Least Common Multiple of Two Numbers

Find the Least Common Multiple of Two Numbers

The Least Common Multiple (or Lowest Common Multiple) of a group of ...more

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Written 4 months ago by WikiHow | Comments 0
Views 1,646

How To Find the Slope of a Line

Find the Slope of a Line

Lines are everywhere in mathematics, whether you are taking Algebra I, Geometry, or Algebra II. If you know how to find the slope of a line ...more

C Article
Written 3 months ago by WikiHow | Comments 0
Views 296

How To Find the Surface Area of Cones

Find the Surface Area of Cones

Finding the surface area of cones is not that hard. But it can require some patience and ingenuity, depending on what information is ...more

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Written 3 months ago by WikiHow | Comments 0
Views 228

How To Find the Surface Area of Prisms

Find the Surface Area of Prisms

Surface area, at its simplest and most basic, means (a) find the area of each face of a 3-D object, then (b) add When your 3-D object is a ...more

C Article
Written 4 months ago by WikiHow | Comments 0
Views 296

How To Make a Box Plot

Make a Box Plot

A box plot (also referred to as a box and whisker diagram) is a diagram showing statistical distribution. Gather your data. Let's say we ...more

C Article
Written 4 months ago by WikiHow | Comments 0
Views 881

How To Make a Clinometer

Make a Clinometer

A clinometer (also called a declinometer) is an instrument that measures vertical slope, usually the angle between the ground or the ...more

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Written 4 months ago by WikiHow | Comments 0
Views 504

Math (37 how-to articles)

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Make-It-Yourself LEGO Gummies

Turkey day is over, and you have this nice Friday-Saturday-Sunday stretch before it's back the daily grind. Here's a project that inspires both young and old: LeGummies brick shaped gummy candies ...

Geek-Shooting Rubberband Machine Gun

It's the idea that counts. This geeky rubberband machine gun is pretty sweet looking... but I wish it had a little more force. The gun can very quickly shoot (200!) rubberbands, but it just tumbles ...

4 Years in the Making: Insane Papercraft City

Tokyo art student, Wataru Itou, spent four long years crafting his meticulous paper city, entitled "A Castle On the Ocean".  The miniature papercraft city was constructed with ...

Jetman Flys Over Atlantic with DIY Wings - Plummets!

Yves Rossy, AKA Jetman, attempted to fly across the Atantic from Morocco to Spain yesterday. His homemade, jet powered wings "span 8 feet and are powered by four kerosene-fueled jet engines ...

Avoid Turkey-Frying-Fire Disaster this Thanksgiving

Thinking of deep frying a turkey this Thanksgiving? Careful. Or this might happen: Luckily, Alton Brown (of Food Network) offers a thorough step-by-step on how to fry that bird. Hackaday has also ...

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