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Lesson 1-2: The Rational Number System
Date_____________
p.11 - 17
REAL
__________
___________
__________
__________
__________
Counting or
Natural Numbers - __________________________________________
*Every counting number has a successor that is one more than that
number.
Whole Numbers - ___________________________________________
Integers - _________________________________________________
Rational - _________________________________________________
*can be expressed as a fraction where the denominator is not zero.
*The subsets of rationals are: _________, __________, _________
Irrational - ________________________________________________
PROPERTIES OF RATIONAL NUMBERS
Date_____________
There is an __________ amount of rational numbers between ______
rational numbers.
Ex 1| Name some rational numbers that lie between 1 and 2.
a. _____
b. _____
c. _____
d. _____
e. _____
f. _____
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RATIONALS AS DECIMALS
**Every rational number that is not an integer can be written as a fraction.
1. A common fraction is written with a _____________ and
____________.
2. Even decimals can be converted into fractions.
3. _____________ decimals are decimals with a finite number of
digits.(They _______.)
4. ___________ or periodic decimals are decimals that keep going
endlessly.
Ex 2| Convert 0.75 to a fraction.
Ex 3| Convert 0.652 to a fraction.
Ex 4| Convert 8/11 to a decimal. What kind of decimal is formed?
HW: p.16/53-60 all