Convert measurements of length, weight/mass, and liquid volume within the same system of measurement, metric and customary, expressing measurements from a larger unit in terms of a smaller unit.
4th Grade Math - Compare Units Lesson
CUSTOMARY UNITS
WEIGHT
ounce pound ton
There are 16 ounces in 1 pound. There are 2,000 pounds in 1 ton.
A TON is larger than a POUND. A POUND is larger than an OUNCE.
CAPACITY
fluid ounce cup pint quart gallon
There are 8 fluid ounces in 1 cup. There are 2 cups in 1 pint. There are 2 pints in 1 quart. There are 4 quarts in 1 gallon.
A GALLON is larger than a QUART. A QUART is larger than a PINT. A PINT is larger than a CUP. A CUP is larger than a FLUID OUNCE.
LENGTH
inch foot yard mile
There are 12 inches in 1 foot. There are 3 feet in 1 yard. There are 1,760 yards in 1 mile.
A MILE is longer than a YARD. A YARD is longer than a FOOT. A FOOT is longer than an INCH.
METRIC UNITS
MASS
gram kilogram
There are 1,000 grams in 1 kilogram.
A KILOGRAM is larger than a GRAM.
CAPACITY
milliliter liter
There are 1,000 milliliters in 1 liter.
A LITER is larger than a MILLILITER.
LENGTH
centimeter meter kilometer
There are 100 centimeters in 1 meter. There are 1,000 meters in 1 kilometer.
A KILOMETER is longer than a METER. A METER is longer than a CENTIMETER.
UNITS OF TIME
TIME
second minute hour
There are 60 seconds in 1 minute. There are 60 minutes in 1 hour.
An HOUR is longer than a MINUTE. A MINUTE is longer than a SECOND.
4th Grade Math - Compare Units Lesson