Unit Rates and Measurement Conversions

This lesson focuses on converting units using double number lines and tables, emphasizing the concept of equivalent ratios. It includes examples of currency and weight conversions, as well as a practical problem involving M&M's. The lesson aims to help students understand unit rates and apply them to real-world scenarios.

What is one of the main goals of this lesson?

• To learn how to bake a cake

• To convert measurements using double number lines and tables

• To memorize the periodic table

• To understand the history of mathematics

In the currency conversion example, how many pesos did George convert 50 US dollars into?

• 850 pesos

• 1000 pesos

• 170 pesos

• 500 pesos

What is the equivalent value in US dollars for 170 pesos?

• 5 dollars

• 15 dollars

• 10 dollars

• 20 dollars

How many grams are equivalent to 35 ounces?

• 500 grams

• 1500 grams

• 1000 grams

• 750 grams

What is the equivalent weight in grams for 11 ounces of strawberry preserve?

• 200 grams

• 500 grams

• 100 grams

• 314.28 grams

In the M&M problem, how many pink M&Ms are there in a 10-ounce pack?

• 20 pink M&Ms

• 50 pink M&Ms

• 30 pink M&Ms

• 40 pink M&Ms

How many red M&Ms are there in a 10-ounce pack?

• 25 red M&Ms

• 20 red M&Ms

• 15 red M&Ms

• 10 red M&Ms

What is the unit rate of pink M&Ms per ounce?

• 4 pink M&Ms per ounce

• 3 pink M&Ms per ounce

• 2 pink M&Ms per ounce

• 1 pink M&M per ounce

What is the unit rate of red M&Ms per ounce?

• 2 red M&Ms per ounce

• 3 red M&Ms per ounce

• 4 red M&Ms per ounce

• 1 red M&M per ounce

What is the key takeaway from the lesson summary?

• Double number lines are outdated

• Measurements in different units form equivalent ratios

• Equivalent ratios are only used in cooking

• Unit rates are not useful for conversions