Converting Between Customary and Metric

Measurement

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Systems of Measurement

• Customary System of Measurement

• Metric System of Measurement

Customary System of Measurement

• Capacity: gallon, quart, pint, cup, fluid ounce

• Length: mile, yard, foot, inch

• Weight: ton, pound, ounce

Customary System of Measurement Capacity

• 1 gallon has 4 quarts

• 1 gallon has 8 pints

• 1 gallon has 16 cups

• 1 quart has 2 pints

• 1 quart has 4 cups

• 1 pint has 2 cups

• 1 cup has 8 fluid ounces

Customary System of Measurement Length

• 1 mile has 5280 feet

• 1 miles has 1760 yards

• 1 yard has 3 feet

• 1 foot has 12 inches

Customary System of Measurement Weight

• 1 ton has 2000 pounds

• 1 pound has 16 ounces

Multiple Choice

1 gallon has _____ cups

• 8

• 16

• 4

Multiple Choice

1 quart has _____ pints

• 4

• 5

• 2

Multiple Choice

1 pound has _____ ounces

• 16

• 32

• 8

Multiple Choice

Convert using a equivalent ratios or a proportion. 7 pts = _____ cups

• 14

• 28

Multiple Choice

10 cups = _____pints

• 5

• 20

• 4

Multiple Choice

2 lb = ______ ounces

• 16

• 32

• 7

Metric System of Measurement

• Capacity: liter

• Length: meter

• Weight: gram

How it works

• It works off of the base ten number system. Just move the decimal to the left or right depending on how many decimal places you need to move.

• Questions to ask yourself: Where am I starting? Where am I going? How many spaces do I need to move? In what direction? Then move the decimal that many places in that direction.

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The order of Metric Conversions

• King Henry Died By Drinking Chocolate Milk

• Kilo, Hecto, Deka, Base Unit (liter, meter, gram), Deci, Centi, Milli

Examples

• 15 cm = _______mm

• 5 kg = ________g

• 40 cm = _______m

• 500 L= ______ kL

Multiple Choice

Convert: 100 m = ____ km

• 1

• .1

• 10000

Multiple Choice

Convert: 26.7mm = ______ cm

• 267

• 2.67

• .267

Converting between Metric to Customary or Customary to Metric

• the conversion factor will be given to you

• set up a proportion and solve

Example

• 6 cm = _______ in

• 1 cm = 0.39 in

• Set up a proportion of 1cm: 0.39 in to 6cm = ______ in. Then cross multiply and divide.

• 6 cm = 2.34 in

Multiple Choice

Convert: 7 lb = ______kg when 1 lb = 0.45 kg

• 17.95 kg

• 3.15 kg

Multiple Choice

Convert: 9 m = _______ in when 1 m = 39.37 in

• 4.374 m

• 354.33 m