Order of Operations
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What are we learning today? Agenda: Introduction: Order of Operations South Carolina Math Standards 5.ATO.1 I can use the order of operations to help me solve multi-step mathematical problems using addition, subtraction, multiplication, and division, and variables
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Introduction to the Order of Operations Baking Brownies … Can you put these steps in order? Put Pan in 350 degree oven for 25 minutes Open Box of Brownie Mix Stir Ingredients until smooth Mix Brownie Mix, Oil, Eggs and Water in a large bowl Pour Brownie batter into baking pan Eat and Enjoy! So what does baking brownies have to do with Math?!
Just like we have to follow steps in order when we are baking brownies, in math we have to follow steps too! When we are given a problem with more than one operation like addition, subtraction, division, multiplication, or exponents… it can be confusing to know where to begin! The Order of Operations is our math RECIPE and if we follow it we will be sure to get the correct answer. Let’s try it out!
Order of Operations
Please Excuse My Dear Aunt Sally Parentheses ( ) E Exponents 43 M D Multiply x Divide ÷ A S Add + Subtract -
Please Excuse My Dear Aunt Sally Parentheses ( ) Always do parentheses 1st.
Please Excuse My Dear Aunt Sally Exponents 43 Always do Exponents 2nd.
Please Excuse My Dear Aunt Sally Multiply x Divide ÷ Do multiplication and division 3rd, from left to right.
Please Excuse My Dear Aunt Sally Add + Subtract - Do addition and subtraction 4th, from left to right.
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Order of Operations
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