Posts Tagged ‘fractions’
Saturday, December 15th, 2012
“Justin”, a 6th grader, makes her debut and shows us how to estimate fractions when multiplying (and dividing). Part of the student-created Mathtrain.TV Project.
Podcast: Play in new window
| Download (Duration: 2:05 — 2.4MB)
| Embed
Tags: dividing , education , episode 118 , estimate , estimation , fraction , fractions , Justin , lincoln , math , mathematics , maths , mathtrain , multiply , multiplying , school , student , teach , tutorial Posted in Mathtrain.TV iTunes Podcast | Comments Off
Friday, December 14th, 2012
Sixth grader, “Selena”, makes her debut and teaches us how to multiply fractions! Part of the student-created Mathtrain.TV project.
Podcast: Play in new window
| Download (Duration: 0:53 — 1.8MB)
| Embed
Tags: education , Episode 117 , fraction , fractions , gcf , Lincoln Middle School , mathtrain , multiply , multiplying , Selena , student , teach Posted in Mathtrain.TV iTunes Podcast | Comments Off
Saturday, March 3rd, 2012
A visual look at subtracting fractions. This goes along with another video we made several years ago. Here, we use pizza as a way to help visual this subtraction of fractions.
Original video with alternative method is at http://youtu.be/yXiG2iv1Vq8 .
Part of our Mathtrain.TV Project.
Podcast: Play in new window
| Download (4.5MB)
| Embed
Tags: "mixed numbers" , Episode 106 , fraction , fractions , learn , lesson , Lincoln Middle School , math , mathematics , mathtrain , school , subtracting , subtraction , teacher Posted in Class Lesson , Mathtrain.TV iTunes Podcast | Comments Off
Monday, November 8th, 2010
Fractions!
This is the story of Rob and the MegaHunk Chocolate Bar that he ate. But he did not eat the whole thing. And he did not even start off with an entire bar.
See how to solve this several ways, including visually. This problem was adapted from my former colleague, Dr. Marcy, and his Marcyworks!
As seen on Mathtrain. TV !
Podcast: Play in new window
| Download (Duration: 4:00 — 9.8MB)
| Embed
Tags: bar , camtasia studio , Class Lesson , fraction , fractions , lincoln , marcos , marcy , math , mathtrain.tv , rob , teacher , visual Posted in Class Lesson , Mathtrain.TV iTunes Podcast | Comments Off
Sunday, November 7th, 2010
Student, “Kat”, shows us another way to remember how to divide fractions.
[As seen on Mathtrain.TV .]
Podcast: Play in new window
| Download (Duration: 0:58 — 3.2MB)
| Embed
Tags: divide , Episode 79 , fraction , fractions , Kat , Lincoln Middle School , mathtrain.tv , student Posted in Mathtrain.TV iTunes Podcast | Comments Off
Friday, January 2nd, 2009
Multiplying Fractions and Mixed Numbers.
Podcast: Play in new window
| Download (0.0KB)
| Embed
Tags: education , fraction , fractions , k-12 , lincoln , math , mathcast , mathtrain , multiply , school , tablet , video Posted in Mathtrain.TV iTunes Podcast | Comments Off
Thursday, June 12th, 2008
Quick Look at Dividing Fractions.
Podcast: Play in new window
| Download (Duration: 0:47 — 1.1MB)
| Embed
Tags: divide , dividing , division , education , fraction , fractions , k-12 , lincoln , math , mathcast , mathtrain , phillip , school , student , tabletpc , video Posted in Mathtrain.TV iTunes Podcast | Comments Off
Friday, August 24th, 2007
Cross-canceling (multiplying fractions), with “Paul”.
(originally aired 08/24/07)
*Re-recorded for proper play on the iPod/iPhone.
Podcast: Play in new window
| Download (Duration: 1:19 — 2.7MB)
| Embed
Tags: adding , fractions , k-12 , lcd , lincoln , math , mathcast , mathtrain , mr. marcos , Paul , school , student , teacher , video Posted in Mathtrain.TV iTunes Podcast | Comments Off
Wednesday, August 15th, 2007
Using the LCD to Add Fractions, with “Billy Billy”.
(originally aired 08/15/07)
Podcast: Play in new window
| Download (0.0KB)
| Embed
Tags: adding , billybilly , fractions , k-12 , lcd , lincoln , math , mathcast , mathtrain , mr. marcos , school , student , teacher , video Posted in Mathtrain.TV iTunes Podcast | Comments Off