Estimation can help us decide if we have enough money to buy what we want. However, when it is time to pay, the cashier must find the actual amount our items cost. Therefore, it is important to know how to round decimals in your head, but it is also important to account for what the actual sum or difference will be!
We will be using advertisements to practice decimal estimation as we shop and using calculators to determine if we can keep in our budget!
* I can round decimals to the nearest whole number. I can use estimation and computation to add and subtract decimals. 5.NS.5, 5.C.8
How to Use the Math Learning Blog
Need to refresh your mathematical memory? Use this blog to help remind you of what we have learned so far! Math notes, pictures, and examples will be uploaded here to help you out! Just look under "categories" for a specific topic.