## By MathPlanetVideos

Calculate -3 + (-6) on a number line

# 8th Grade Math | MathHelp.com

## By MathHelp.com

This lesson covers estimating products. Students learn to estimate a product or quotient by first rounding each number to one non-zero digit. For example, to estimate 8,291 x 27, first round 8,291 down to 8,000, and round 27 up to 30, then multiply 8,000 x 30 to get 240,000.

# Algebra Basics | MathHelp.com

## By MathHelp.com

MathHelp.com offers a custom Geometry course with help on all Geometry concepts and featuring a personal math teacher inside every lesson! Perfect for homeschool geometry and students who needs lots of help getting back up to speed in school.

## By Lumos Learning

Subscribe Now: http://www.youtube.com/subscription_c...​ Watch More: http://www.youtube.com/ehoweducation​ Comparing whole numbers involves working with anything valued at zero and above. Learn about comparing whole numbers in grade five math with help from a professional private tutor in this free video clip. Expert: Rachel Kaplove Filmmaker: Alexis Guerreros Series Description: Most mathematical concepts really aren't that difficult, but you have the have the proper instruction. Get tips on math with help from a professional private tutor in this free video series.

# ALL OF GRADE 9 MATH IN 60 MINUTES!!! (exam review part 1)

## By Lumos Learning

Here is a great exam review video reviewing all of the main concepts you would have learned in the MPM1D grade 9 academic math course. The video is divided in to 3 parts. This is part 1: Algebra. The main topics in this section are exponent laws, polynomials, distributive property, and solving first degree equations. Please watch part 2 and 3 for a review of linear relations and geometry. If you watch all 3 parts, you will have reviewed all of grade 9 math in 60 minutes. Enjoy! Visit jensenmath.ca for more videos and course materials.