Free math tutorial tutoring lesson – learning ratio concept with word problems

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 Free math tutor tutoring lesson tutorial on ratio concept or equivalent ratio with word problem grade GED preparation. How to do ratio word problem, how to solve equivalent ratio word problem. homeschooling, homeschool, home schooling, Grade 4 and up.  

Free math tutorial or tutoring lesson- Basic math addition word problem

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Math basic addition word problem, free math tutoring, free math tutorial, adding one digit, adding two digits, adding series of numbers, free math lesson, free math lessons, how to do addition word problem, how to add, home schooling, homeschooling, homeschool, math grade 2 to...

Free math tutorial tutoring lesson- Basic math concept- multiplication

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Math basic multiplication, free math tutoring, free math tutorial, multiplying one digit, multiply two digits, multiply three digits, free math lesson, free math lessons, how to do multiplication, how to multiply, home schooling, homeschooling, homeschool, math grade 2 to 3 level.

Free Math Tutorials- Order of Operations

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Description: Free Math Tutorials- Order of Operations.

Free Math Tutorials- How to find Least Common Multiple (LCM)

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Description: Free Math Tutorials- How to find the Least Common Multiple (LCM).

Novel Coronavirus Prediction – Math Models for China Feb 7 2020

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Description: In this video I am updating you on my prediction of Novel Coronavirus in China. I am using at least three mathematical models to project the future trends. The predicted Chinese infected cases seem to be accurate within two to four days...

How to remove micro resistors and capacitors from motherboard or circuit board

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Description: How to remove micro resistors and capacitors from motherboard or circuit board

Quantitative Chemistry Experiment How much CO2 is produced Part 2

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Description: In this Part 2 video, I will perform the experiment to see if I can get 290mL of carbon dioxide gas. After three attempts, the maximum percentage yield that I have obtained was less 47%. I will repeat this experiment again in...

Electronic Salvage SMD resistor from CFL to LED Flashlight powered by rechargeable lithium battery

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Description: I salvaged SMD resistors from broken CFL nightlight to make LED flashlight. Since it has 150 ohm SMD resistor, I can solder together a small portable flashlight powered by rechargeable 250 mAh lithium battery.

Free Math Tutorials- How to find prime factors in composite numbers

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Description: Free Math Tutorials- How to find prime factors in composite numbers