1. 4-5 Customary Measurements Warm Up Simplify. 4 16 1. 6868 3. 9 16 2. 14 16 4. 1414 9 16 3434 7878

2. 4-5 Customary Measurements Learn to identify and convert customary units of measure.

3. 4-5 Customary Measurements 3 applesPound (lb)‏ BuffaloTon Water in 2 tablespoonsFluid ounce (fl oz)‏Capacity Standard measuring cupCup (c)‏ Large milk jugGallon (gal)‏ Slice of breadOunce (oz)‏Weight 4 laps around a trackMile (mi)‏ Standard sheet of paperFoot (ft)‏ Small paper clipInch (in.)‏Length Customary Unit

4. 4-5 Customary Measurements Example 1 Choose the most appropriate customary unit for each measurement. Justify your answer. A. the weight of a car tons; The weight of a car is similar to the weight of a buffalo. inches; The diameter of a soup can is similar to the length of a few paper clips. pounds; The weight of a newborn baby is similar to the weight of more than a dozen apples. B. the diameter of a soup can C. the weight of a newborn baby

5. 4-5 Customary Measurements Example 2 Choose the most appropriate customary unit for each measurement. Justify your answer. A. the length of a pen top inch; The length of a pen top is similar to the length of a small paper clip. pounds; The weight of a pitcher of juice is similar to the weight of about 10 apples. cups; The capacity of a jar of peanut butter is similar to the capacity of 2 standard measuring cups. B. the weight of a pitcher of juice C. the capacity of a jar of peanut butter

6. 4-5 Customary Measurements 12 inches (in.)= 1 foot (ft) ‏ 3 feet = 1 yard (yd) ‏ 5,280 feet = 1 mile (mi) ‏ 1,760 yards = 1 mile (mi) ‏ Length 16 ounces (oz) = 1 pound (lb) 2000 pounds = 1 ton Weight 8 fluid ounces (fl oz) = 1 cup (c) ‏ 2 cups = 1 pint (pt) ‏ 2 pints = 1 quart (qt) ‏ 4 quarts = 1 gallon (gal) ‏ Capacity

7. 4-5 Customary Measurements Example 3 Convert 5,000 pounds to tons. Use a Proportion. = pounds tons 2,000 1 Write a proportion using a ratio of equivalent measures. 2,000 x = 1 5,000 2000x = 5,000 5,000 m x x = 2.5 5,000 pounds is equal to 2.5 tons.

8. 4-5 Customary Measurements Example 4 Convert 24 pints to cups. Use a Proportion = cups pints 2121 Write a proportion using a ratio of equivalent measures. 1 c = 2 24 c = 48 c 24 24 pints is equal to 48 cups.

9. 4-5 Customary Measurements Example 5 Allison orders a 6-ounce grilled chicken sandwich. Dominic orders a quarter-pound grilled chicken sandwich. Which sandwich weighs more? Explain. = ounces pounds 16 1 First convert a quarter-pound to ounces. x = 4 oz x.25 Write a proportion using 16 oz = 1 lb. Allison’s sandwich weighs more because Dominic’s sandwich is only 4 oz.