Measurement Introduction

Common Core Standard MCC6.RP.3d Use ratio reasoning to convert measurement units; manipulate and transform units appropriately when multiplying or dividing quantities.

How do you understand and select appropriate units of measure? Essential Question How do you understand and select appropriate units of measure?

Customary System The customary system is the measurement system often used in the United States. It includes units of measurement for length, weight, and capacity.

Customary Units of Measure Customary Units of Length Unit Abbreviation Benchmark Inch in. Width of your thumb Foot ft Distance from your elbow to your wrist Yard yd Width of a classroom door Mile mi Total length of 18 football fields Complete Customary Measurement Conversions Flip Chart during this lesson

Customary Units of Measure Customary Units of weight Unit Abbreviation Benchmark Ounce oz A slice of bread Pound lb A loaf of bread Ton T A small car

Customary Units of Measure Customary Units of Capacity Unit Abbreviation Benchmark Fluid Ounce fl oz A spoonful Cup c A glass of juice Pint pt A small bottle of salad dressing Quart qt A small container of paint Gallon gal A large container of milk

What unit of measure provides the best estimate? A pencil is about 7 _______________ long.

What unit of measure provides the best estimate? A tube of toothpaste weighs about 8 _________.

What unit of measure provides the best estimate? A swimming pool holds about 20,000 ______ of water.

What unit of measure would you use for each? The height of a flagpole

What unit of measure would you use for each? The capacity of a car’s gas tank

What unit of measure would you use for each? The weight of an egg

What unit of measure would you use for each? The width of a CD case

What unit of measure would you use for each? The capacity of a baby’s bottle

What unit of measure would you use for each? The weight of a chair

What unit of measure provides the best estimate? A house is about 5 _________ tall.

What unit of measure provides the best estimate? A large screen TV can weigh up to 346 ______.

What unit of measure provides the best estimate? A fish bowl holds about 5 ______ of water.