Tuesday, December 21, 2010

Robin's Percent Sribe Post

Pages 142-143:


3)

a) 300% = 3. 3 x 2000 = 6000


b) 1 + 1/4% = 0.0125. 0.0125 x 60 = 0.75


c) 0.1% = 0.001. 0.001 x 40 = 0.04




4)

a) 20% = 0.2. 0.2 x 60 = 12


b) 250% = 2.5. 2.5 x 400 = 1000


c) 10 + 1/2% = 0.105. 0.105 x 100 = 10.5


10) When water freezes, its volume increases by approximately 10%.

A)
By how much does the volume of750 mL of water increase when it freezes?
b) 75mLB)What is the volume of ice created?
825mL


4 comments:

  1. Great job, Robin! I liked how you added in a picture to show your work. Though, next time try to add some colour, a video, and a link. Keep it up!

    ReplyDelete
  2. Good Job Robin!
    I liked ho wyou had a picture but you should of added more. Next time you should add colour, also a video, and a link so we could understand it more. overall, keep it up.

    ReplyDelete
  3. Good job, Robin! I liked how you added a picture or your work. Maybe next time, try adding colour, links and a video. Keep up the good work.

    ReplyDelete
  4. Good job Robin! I liked how you added in a picture of your own work. Next time, try to explain how you got your answer and add some links, videos, and colors. Keep up the good work.

    ReplyDelete