Friday, October 29, 2010

Chris sesame street video

Group :Robin,Justin,L,Chris

Part One :

Ratios:

Two term ratio ; Compares 2 quantities measured in the same units. (Eg A:B)
Three term ratio ; Compares 3 quantities measured in the same units.(Eg A:B:C)
Part to part ratio ; Compares different parts of a group to each other.(Eg A;B 2:4)
Part to whole ratio ; Ccompares one part of the group to the whole group. It can be written as a fraction, decimal, & percent.( A:all letters, 5:11)

Rates:Compares 2 quantities measured in different units.(Eg 4km/2hr)
Unit rate ; A rate where the second rate is 1.(Eg 10 letters/ 2hr)
Unit price ; Used when shopping.(Eg \$o35/1mL)

Proportional Reasoning: A relationship that says that 2 rates or ratios are equal. It can be written in fraction form.(2/3 = 6/9. (x3)

remake :

2 comments:

1. GREAT JOB CHRIS! I liked the way you used different colors and sizes to make important words stand-out. KEEP UP THE GOOD WORK!

2. Great job, Chris! I like how your scribe post is colourful and easy to understand. Also, your math video is amazing. Keep it up!