anonymous
  • anonymous
what is the lowest common denominator for 2/3 and 4/9
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
3 ^_^ if you multiply the first one by 3 , then you'll get the same denominator.
anonymous
  • anonymous
so it'll be 9 :)
anonymous
  • anonymous
so why does 4/9 stay the same?

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More answers

anonymous
  • anonymous
because we already have 9 in the denominator
anonymous
  • anonymous
we want 2/3 to have the same denominator as 4/9 so we multiply 2/3 with 3 both parts :)
anonymous
  • anonymous
so when we do, we get 6/9 and 4/9, both have the same denominator we stop :)
anonymous
  • anonymous
oooooooooooooooooooh ok im such a doof! i still need to wright it out again so i can see it all at once. can you help me with that?
anonymous
  • anonymous
lol alright first write down 2/3 and next to it 4/9
anonymous
  • anonymous
k
anonymous
  • anonymous
we want both to have the same denominator, what can we do? hmmm we know that 3x3 = 9 so we multiply both parts of 2/3 with 3
anonymous
  • anonymous
what do we get now? write the new value
anonymous
  • anonymous
6/9?
anonymous
  • anonymous
excellent! and write next to it 4/9
anonymous
  • anonymous
k
anonymous
  • anonymous
did we reach the point where both frations have the same denominator?
anonymous
  • anonymous
fractions*
anonymous
  • anonymous
yes lol
anonymous
  • anonymous
then we have answered the question! ^_^ okay another example from me , get the same denominator of the following: 1/2 and 3/4 what to do?
anonymous
  • anonymous
= 2/4 and 3/4?
anonymous
  • anonymous
excellent! my dear, you understand the concept now :) good luck!
anonymous
  • anonymous
thank you sooo much! would if i need your help again
anonymous
  • anonymous
you are most welcome, all you have to do is ask and I'll try to help you if I can ^_^ gtg now, bye

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