Math Online homework help

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 ...

A 8:46
Calculate faster than a calculator

How to calculate faster than a calculator

This is a magical way of doing super-fast mental math. Learn to calculate faster than the speeding calculator..

A- 3:24

How to be a human calculator

Be a human calculator

In 4 minutes learn to calculate faster than the calculator. You can power-up your weak Math muscle and turn it into a bulging bicep.

A 3:47
Curated 2 years ago by Bobinski | Comments 19
Views 15,009

How to calculate faster than a calculator

Calculate faster than a calculator

This is a magical way of doing super-fast mental math. Learn to calculate faster than the speeding calculator..

A- 3:24
Curated 2 years ago by Bobinski | Comments 18
Views 35,916

How to solve long division problems easily

Solve long division problems easily

Find it hard to divide numbers? Not anymore !! In 3 minutes master long division with 9 easy multiplication and division tricks.

B+ 3:59
Curated 1 year ago by Glad2teach | Comments 0
Views 12,770

How to win the national lottery with number picking tips

Win the national lottery with number picking tips

Are there any ways to cheat chance and win the lottery without ...more

A- 1:39
Curated 1 year ago by Amie | Comments 2
Views 8,009

How to solve a probability math word problem

Solve a probability math word problem

In this lesson, you will learn how to solve a probability word problem. Need help with your algebra and geometry? Well... P(event)= ...more

C 1:20
Curated 1 year ago by rmansur | Comments 0
Views 6,842

How to square numbers faster

Square numbers faster

Become Harry Potter of Mathematics. In 5 min. reprogram your mind to calculate faster than the Calculator itself. Impress others with your ...more

A- 4:34
Curated 2 years ago by Bobinski | Comments 5
Views 6,483

How to solve combination and permutation problem

Solve combination and permutation problem

Check out this instructional math video that demonstrates how to solve combination and permutation math problems. In the 16th lesson, learn ...more

B 9:19
Curated 1 year ago by rmansur | Comments 2
Views 6,119

How to convert decimals to fractions on a TI84 calculator

Convert decimals to fractions on a TI84 calculator

Briefly explains the menu bar option needed to convert decimal into ...more

B 1:29
Curated 2 years ago by rlopez | Comments 0
Views 5,287

How to solve linear equations on the TI-83 calculator

Solve linear equations on the TI-83 calculator

Check out this instructional math video that demonstrates how to solve ...more

B+ 3:00
Curated 1 year ago by rmansur | Comments 0
Views 4,654

How to find the line of best fit on the TI-83 calculator

Find the line of best fit on the TI-83 calculator

Check out this instructional math video that demonstrates how to find ...more

B+ 3:00
Curated 1 year ago by rmansur | Comments 0
Views 4,469

How to calculate fast with your body parts

Calculate fast with your body parts

Learn to calculate fast with your body parts. Amazing trick to learn easily multiplication table or times tables (in just 2 min.)

A- 3:07
Curated 2 years ago by Bobinski | Comments 1
Views 4,344

How to calculate square roots of numbers by hand in algebra

Calculate square roots of numbers by hand in algebra

In this math lesson, you will learn how to find the square root of a ...more

C 7:39
Curated 1 year ago by rmansur | Comments 0
Views 4,118

How to use matrices to solve equations on the TI-89

Use matrices to solve equations on the TI-89

Check out this instructional math video that demonstrates how to use matrices to solve a system of equations using the TI-89 graphing ...more

B+ 5:00
Curated 1 year ago by rmansur | Comments 0
Views 4,099

How to do binomial probability w/ a TI-83 graphing calculator

Do binomial probability w/ a TI-83 graphing calculator

Need to know how to use your Texas Instruments graphing calculator for ...more

B+ 1:59
Curated 1 year ago by rmansur | Comments 0
Views 4,016

How to calculate math without a calculator

Calculate math without a calculator

An interesting technique for calculating without a calculator.

C+ 2:29
Curated 1 year ago by 5min | Comments 0
Views 3,982

How to create scatter plots with a TI-83 graphing calculator

Create scatter plots with a TI-83 graphing calculator

Need to know how to use your Texas Instruments graphing calculator for ...more

B+ 2:20
Curated 1 year ago by rmansur | Comments 0
Views 3,548

How to calculate the modulus and argument of a complex number

Calculate the modulus and argument of a complex number

Need a little help with your math homework? No problem, the Math ...more

A 5:00
Curated 1 year ago by tenebrism | Comments 0
Views 3,444

How to calculate deviation with a TI-83 graphing calculator

Calculate deviation with a TI-83 graphing calculator

Need to know how to use your Texas Instruments graphing calculator for ...more

B+ 2:11
Curated 1 year ago by rmansur | Comments 1
Views 3,273

How to graph linear equations in algebra with slope-intercept

Graph linear equations in algebra with slope-intercept

In this two-part math lesson you will learn how to graph a linear ...more

C 6:21
Curated 1 year ago by rmansur | Comments 2
Views 3,197

How to use matrices to solve equations on the TI-83

Use matrices to solve equations on the TI-83

Check out this instructional math video that demonstrates how to use matrices to solve a system of equations using the TI-83 graphing ...more

B+ 3:00
Curated 1 year ago by rmansur | Comments 0
Views 3,187

Math (397 How-Tos)

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Building-Sized Überorgan Emits Heavenly Music and Farts

Tim Hawkinson is an artist who truly inspires. The Los Angeles based artist creates complex, whimsical sculptures with simple mechanics and basic materials. One of his most notable pieces is the ...

Super Slim and Sexy Xbox Mod

iPods are getting smaller and smaller each year. Why not Xbox? Bandit5317 has made an 1-inch thick Xbox. The ultimate Xbox mod: super slim. Pay attention, Microsoft. The "Xbox Micro" has a ...

Laser Coil Gun Shoots Bullets on Pure Electricity

Wow, kudos to Daniel Eindhoven for his incredible laser-lit coil gun. This bad boy shoots bullets on pure electricity and can shoot up to 85 km/hr. Daniel's specs: Fully semi-automatic, up to 14 shots ...

Who Says Gardening and Hot Dogs Don't Mix?

There, I Fixed It passes along an easy, redneck solution to grilling some dogs. All you need is a rake. Looking for something redneck, but a bit more fun? Look no further, electrocute that hot dog: ...

How Iron Man Shoulda Looked (if he wasn't all CGI)

Kogoro Kurata, master ironsmith, known for his massive, impressive metalworking. His creations are awe-inspiring. Any blacksmith or engineer would agree. Kurata: "Being an artisan means you need ...

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