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www.ask.com/math/order-operations-fractions-6adbf9465364b495

When dealing with fractions, the order of operations states that multiplication or division is performed first, moving from left to right, and is followed by addition or subtractio...

To follow the order of operations in math, first do any calculations that are inside parentheses and take care of exponents and roots. Next, perform all multiplications and divisions, left to right. Then do all additions and subtractions, left to right.
A handy mnemonic for remembering the order of operations is PEMDAS, or "Please excuse my dear aunt Sally".

Order of operations

en.wikipedia.org/wiki/Order_of_operations

In mathematics and computer programming, the order of operations (or operator precedence) is a collection of rules that define which procedures to perform first ...

Order of Operations - Math Goodies

www.mathgoodies.com/lessons/vol7/order_operations.html

Order of Operations presented by Math Gooodies. Learn order of operations with our self-paced instruction.

math.about.com/library/weekly/aa040502a.htm
15 + 5 X 10 -- Without following the correct order, I know that 15+5=20 multiplied by 10 gives me the answer of 200. 15 + 5 X 10 -- Following the order of operations, I know that 5X10 = 50 plus 15 = 65. Some of the m... More »
By Deb Russell, About.com Guide

Introduction to order of operations | Order of ... - Khan Academy

www.khanacademy.org/math/pre-algebra/order-of-operations/order_of_operations/v/introduction-to-order-of-operations

This example clarifies the purpose of order of operations: to have ONE way to interpret a mathematical statement.

Order of Operations - PEMDAS - Math is Fun

www.mathsisfun.com/operation-order-pemdas.html

Order of Operations - PEMDAS. Operations. "Operations" means things like add, subtract, multiply, divide, squaring, etc. If it isn't a number it is probably an ...

The Order of Operations: PEMDAS - Purplemath

www.purplemath.com/modules/orderops.htm

Explains the order of operations 'PEMDAS') in plain terms, points out common mistakes, and presents worked examples.

Math Game - Order of Operations - Math Playground

www.mathplayground.com/order_of_operations.html

Use the order of operations to correctly solve the problems.

The Language of Algebra - Order of operations - First Glance

www.math.com/school/subject2/lessons/S2U1L2GL.html

When expressions have more than one operation, we have to follow rules for the order of operations: First do all operations that lie inside parentheses. Next, do ...

Popular Q&A
Q: How to Use Order of Operations.
A: Instructions. Look for any parentheses and brackets in the equation. Calculate the operations within the parentheses first, and then calculate operations inside... Read More »
Source: www.ehow.com
Q: How to Do Order of Operation
A: First of all the order of operation has a rule that is called PEMDAS. Please excuse my dear aunt sally. Always remember to go from left to right and it goes as ... Read More »
Source: www.ehow.com
Q: How to Apply the Order of Operations
A: 1 Perform any calculations inside the innermost parenthesis (or any other types of grouping symbols) first. Then progress outward. 12 - 8 ÷ 4 + [(6 + 2) - 3] 2 ... Read More »
Source: www.wikihow.com
Q: How to Apply the Order of Operations
A: 1 Perform any calculations inside the innermost parenthesis (grouping symbols in general) first . Then progress outward. 12 - 8 ÷ 4 + [(6 + 2) - 3] 2 •3 12 - 8 ... Read More »
Source: www.wikihow.com
Q: Why is there an order of operations in math?
A: Because without an agreed upon order, some calculations would yield ambiguous results. Read More »
Source: wiki.answers.com