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Posted by on Sunday, January 30, 2011 at 11:51am.

How did you get c=1/5 when you have 5c=2/3 divided by 2/3?

  • 6th grade math - , Sunday, January 30, 2011 at 12:01pm

    5c = (2/3) / (2/3)

    5c = (2/3) * (3/2)
    5c = 6/6
    c = (6/6) / 5
    c = 6/6) * (1/5)
    c = 6/30 = 1/5

  • 6th grade math - , Sunday, January 30, 2011 at 12:08pm

    Thanks Ms. Sue, I also have one more question. What is 1/2= w/4?

  • 6th grade math - , Sunday, January 30, 2011 at 12:11pm

    You're welcome, Anna.

    1/2 = w/4

    4 * (1/2) = w
    ? = w

  • 6th grade math - , Sunday, January 30, 2011 at 12:19pm

    Is it 4/1*(1/2)=2/1=2?

  • 6th grade math - , Sunday, January 30, 2011 at 12:22pm

    Right!

  • 6th grade math - , Sunday, January 30, 2011 at 12:24pm

    Thanks again!

  • 6th grade math - , Sunday, January 30, 2011 at 12:28pm

    You're welcome.

  • 6th grade math - , Sunday, May 15, 2011 at 10:46pm

    rectangle abcd has a perimeter of 62.if the length of ad is 14 what is the area of abcd?

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