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Adding Decimals!. It’s time to order!. Math Message. Math Journal page 88…What’s wrong with this problem? What is the correct answer? 0.76 +0.2 0.78. +. =. THE two MOST important things to remember!!!. Line up the decimals! Add a zero if you need to! 0.76 +0.2 0.78. 0.76
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Adding Decimals! It’s time to order!
Math Message • Math Journal page 88…What’s wrong with this problem? What is the correct answer? 0.76 +0.2 0.78 + =
THE two MOST important things to remember!!! • Line up the decimals! • Add a zero if you need to! 0.76 +0.2 0.78 0.76 +0.20 0.96
McDonald’s Menu….I’m Lovin It!! Double Cheeseburger: $ .99 Big Mac Value Meal: $ 4.79 Chicken McNuggetts Meal: $ 3.80 Small Drink: $ .99 McFlurry: $ 1.97 Salad: $ 4.80 2 Cheeseburger Meal: $ 3.70 Ice Cream Cone: $ .87
Welcome to McDonalds! Employee’s in training Double Cheeseburger: $ .99 Big Mac Value Meal: $ 4.79 Chicken McNuggetts Meal: $ 3.80 Small Drink: $ .99 McFlurry: $ 1.97 Salad: $ 4.80 2 Cheeseburger Meal: $ 3.70 Ice Cream Cone: $ .87 • Since you are still in training, lets help this first customer together. • Your first customer would like the following: • Small drink and a Double Cheeseburger • How much is their bill? • Don’t forget the TWO most important rules! .99 +.99 1.98
Welcome to McDonalds! What can I get you? Double Cheeseburger: $ .99 Big Mac Value Meal: $ 4.79 Chicken McNuggetts Meal: $ 3.80 Small Drink: $ .99 McFlurry: $ 1.97 Salad: $ 4.80 2 Cheeseburger Meal: $ 3.70 Ice Cream Cone: $ .87 • Your next customer would like the following: • Salad and a McFlurry • What do I need to line up when finding my answer? • How much do they owe? 4.80 +1.97 6.77
Welcome to McDonalds! How can we help you? • Lets see if you can do it on your own! • The customer would like • 2 Cheeseburger Meal and an Ice Cream Cone • How much do they owe? Double Cheeseburger: $ .99 Big Mac Value Meal: $ 4.79 Chicken McNuggetts Meal: $ 3.80 Small Drink: $ .99 McFlurry: $ 1.97 Salad: $ 4.80 2 Cheeseburger Meal: $ 3.70 Ice Cream Cone: $ .87 3.70 + .87 4.57
Welcome to McDonalds! How can we help you? • Oh no! It’s a family! They’re going to have a big order! • They would like: • Big Mac Value Meal, • a Chicken McNuggetts Meal • 2 Cheeseburger Meal • What do they owe? Double Cheeseburger: $ .99 Big Mac Value Meal: $ 4.79 Chicken McNuggetts Meal: $ 3.80 Small Drink: $ .99 McFlurry: $ 1.97 Salad: $ 4.80 2 Cheeseburger Meal: $ 3.70 Ice Cream Cone: $ .87 4.79 3.80 +3.70 12.29
What would that look like in base-10 Blocks? 12.29 12 Flats 9 Cubes 2 Longs
Thank you for helping McDonalds add all those decimals! You were a wonderful employee! Now see if you can add numbers 1, 4, and 6 on page 88 of your math journal.
Ooops! They don’t have enough money for all their food! 4.79 3.80 +3.70 12.29 Take away the Chicken McNuggett Meal! 12.29 - 3.80 8.49