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Mathematics 17 Online
OpenStudy (matthew120):

42 - 3 × (5 - 3)2

OpenStudy (matthew120):

simplify

OpenStudy (matthew120):

@truwhovian11

OpenStudy (study312):

Use PEMDAS

OpenStudy (study312):

do you remember it?

OpenStudy (matthew120):

nope

OpenStudy (study312):

P: for parenthesis: ( ) E: for exponents: x to the power of 2 M: for multiplication: x or • D: for division: ÷ A: for addition: + S: for subtraction: - You NEED to remember PEMDAS, It is VERY important. now for MD it is M/D because it whatever comes first going left to right, example: 2 ÷ 2 • 5. we would divide then multiply but for 2 • 5 ÷ 2 we would multiply first then divide. This goes for A/S too

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