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Converting Measurements. Customary and Metric. Warm-Up.
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Converting Measurements Customary and Metric
Warm-Up • Mabel and her mom are going shopping on Saturday. They bought at least one item from each of the 3 departments that they visited. Mabel gave the clerk $120 and she got back $11.76 change. What items did they buy? Think about how much they spent. NO TAX TODAY! • HOUSEWARES Dishtowels: $11.38 Curtain Rods: $12.98 Bath Mats: $29.58 • CLOTHINGShirt: $30.98 Dress: $49.90 Slacks: $39.90 • TOOLS Hammer: $17.90 Saw: $23.90 Drill: $25.78 Hint: They bought 2 items from the housewares store! They bought curtain rods, bath mat, slacks, and a drill.
Customary Measurementshttp://www.brainpop.com/math/numbersandoperations/customaryunits/
Use Gallon Man to solve! • What is 36 pints converted into gallons? How many pints make up the gallon? 36 pints 8 pints ? gallons 1 gallon =
Use the conversion chart! • A large juice carton has a capacity of 64 fluid ounces. How many quarts is this? 32 floz 64 floz 1 quart ? quarts How many cups are in a quart? How many floz are there in 1 cup? 8floz 4 = 32 floz in 1 quart 2 quarts =
Use the conversion chart • How many inches are there in 7 yards? 12 in ? in 1 yard 7 yards How many feet are there in 1 yard? How many inches are there in 1 foot? 12 in3= 36 in. in 1 yard = 84 inches
Metric Units http://www.brainpop.com/math/numbersandoperations/metricunits/ • Metric units use a series of prefixes Base Measurements Liter (capacity) Meter (length) Gram (mass)
How to convert metric units K H D B D C M • Just count the number of letters from the measurement you start with to the number measurement you are converting to • Move your decimal that many places
Metric Conversion Example K H D B D C M 2 1 3 • A box of cereal has a mass of 425 g. How many kilograms is this? 425 g .425 kg
Metric Conversion Example K H D B D C M • What is 765 millimeters in kilometers? 765 mm .000765 km