order of operations help !

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Math Teachers Chatboard

order of operations help !

by ooo

Sep 19, 2012

lease help ! What is the correct way to work this problem ?

6 ÷ 2(1+2)

Is the answer 9 or 1 ??

Why? Thanks

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Rich/CA/Math On 1/24/13, Lori Tofexis wrote: > I simply draw a box or circle around the MD and AS.. and then tell > them that these are the same.. left to right.. they are on the > same "level " and then show them examples like: 20 ÷ 2 x 3 = > Lor

And that is great for that day. But a LOT of years of teaching have convinced me that fast f...See More

Jan 24, 2013

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Krystle On 9/19/12, ooo wrote: > Please help ! What is the correct way to work this > problem ? > > 6 ÷ 2(1+2) > > Is the answer 9 or 1 ?? > > Why? Thanks

HI! In order to solve this problem you need to review Order of Operations. It is important to know that P.E.M.D.A.S. is the order when solving algebraic expressions. P=...See More

Feb 18, 2013

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Rich/CA/Math On 2/18/13, Krystle wrote: > On 9/19/12, ooo wrote: >> Please help ! What is the correct way to work this >> problem ? >> >> 6 ÷ 2(1+2) >> >> Is the answer 9 or 1 ?? >> >> Why? Thanks > > HI! In order to solve this problem you need to review Order of > Operations. It is important to know...See More

Feb 18, 2013

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Process On 2/18/13, Rich/CA/Math wrote: > On 2/18/13, Krystle wrote: >> On 9/19/12, ooo wrote: >>> Please help ! What is the correct way to work this >>> problem ? >>> >>> 6 ÷ 2(1+2) >>> >>> Is the answer 9 or 1 ?? >>> >>> Why? Thanks >> >> HI! In order to solve ...See More

Feb 19, 2013

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Mrbdawg On 9/19/12, ooo wrote: > Please help ! What is the correct way to work this > problem ? > > 6 ÷ 2(1+2) > > Is the answer 9 or 1 ?? > > Why? Thanks I teach pemdas, but i immediately teach pedmsa and let the students tell me what makes them the same. I also like to point out there really is only addition and multiplication, ...See More

Mar 17, 2013

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