Fractional Parts
parts of wholes
What is a fraction?
a part of a line that has two endpoints
What is a segment?
What is a number line?
An ordered list of numbers
What a sequence?
The "bottom" number of a fraction; shows the number of equal parts of the whole
What is a denominator?
the ends of a line; the line cannot continue beyond them
What are endpoints?
The numbers we say when we count (1, 2, 3, 4, and so on)
Numbers in a sequence
What are terms?
Boiling temp = 212
Normal body temp = 98.6
Freezing = 32
What is the Fahrenheit scale?
The "top" number of a fraction; shows the number of parts that are being represented
What is a numerator?
has no endpoints
What is a line?
All the counting numbers along with the number zero
What are whole numbers?
..., 0, 2, 4, 6, 8, ...; "count by twos"; can be divided by two
What are even numbers?
Boiling temp = 100
Normal body temp = 37
Freezing = 0
What is the Celsius scale?
a line with one endpoint and one arrowhead
What is a ray?
Numbers to the left of the zero on the number line
What are negative numbers?
Any number that is not an even number; ..., 1, 3, 5, 7, ...
What are odd numbers?
System which uses centimeters (cm), meters (m), and kilometers (km)
What is the metric system (International System)?
The distance around a shape; P = 2L + 2W
What is a perimeter?
System which uses inches (in.), feet (ft), yards (yd), and miles (mi)
What is the U.S. Customary System?