Teacher2Teacher 
Q&A #4301 
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From: Loyd <loydlin@aol.com> To: Teacher2Teacher Public Discussion Date: 2002041207:52:27 Subject: Re: maths;order of operations One example I like demonstrate is how 4 function calculators ignores order of operations. On a 4 function calculator, key in 1 + 4x9 and push enter. The answer comes incorrectly as 45. On a scientific calculator, key in 1 + 4x9 and push enter. The answer comes out corectly as 37. The simple four function calculator incorrectly adds 1 + 4 before multiplying.
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