Customary Units of Measurement

Customary Units of Measurement

Capacity/Volume

I can describe the relative size of units and choose the appropriate unit to measure a given object.

I can represent a larger unit with smaller units

MGSE4.MD.1 Know relative sizes of measurement units within one system of units including km, m, cm; kg, g; lb, oz.; l, ml; hr, min, sec.

a. Understand the relationship between gallons, cups, quarts, and pints.

b. Express larger units in terms of smaller units within the same measurement system.

c. Record measurement equivalents in a two-column table.

MGSE4.MD.2 Use the four operations to solve word problems involving distances, intervals of time, liquid volumes, masses of objects, and money, including problems involving simple fractions or decimals, and problems that require expressing measurements given in a larger unit in terms of a smaller unit. Represent measurement quantities using diagrams such as number line diagrams that feature a measurement scale.

Cup (c)

A cup is a small measurement for capacity or volume.

Pint (pt)

1 pint = 2 cups

Quart (qt)

1 quart = 2 pints

Gallon (gal)

1 gallon = 4 quarts

Multiple Select

Which would be equivalent to 1 cup?

Multiple Select

Which would be equivalent to 1 pint?

Multiple Select

Which would be equivalent to 1 quart?

Multiple Select

Which would be equivalent to 1 gallon?

Jewel needs 5 gallons of ice cream for the ice cream party. Wal-Mart only has pint containers of ice cream. How many pints will Jewel need to buy to have 5 gallons of ice cream?

• 1st- How many quarts will she need?

• 5 gal x 4 = 20 qt

• 2nd - How many pints will she need?

• 20 qt x 2 = 40 pt

• Jewel will need 40 pints to equal 5 gallons.

• 40 pt

Jim has 40 cups of milk. If he wanted to pour them into quart jars, how many quart jars will he need?

• 1st - Determine the number of pints.

• 40 c ÷ 2 = 20 pt

• 2nd - Determine the number of quarts.

• 20 pt ÷ 2 = 10 qt

• Jim will need 10 qt jars.

CiCi wants to sell lemonade to earn money to buy a new pair of shoes. She needs to sell 64 cups of lemonade. How many pints of lemonade does she need to make?

Henry raises honey bees. He harvested 36 gallons of honey. He divides the honey into quarts. How many quarts of honey does he have?

• 36 gal x 4 = 144 qt

• 144 qt or 144 quarts

Open Ended

Summarizer: When would you use gallons to measure something?

Open Ended

Summarizer: When would you use cups?