1. RATIONAL NUMBERS
CCGPS - NS.7c and 7d

2. A number that can be written as a fraction in the form a b
RATIONAL NUMBERS
A number that can be written as a fraction in the form a b
a and b are both integers
b ≠ 0 . The denominator cannot be zero, but the numerator can.

3. Can be positive or negative
RATIONAL NUMBERS
Can be positive or negative

4. Rational #’s Include
INTEGERS – Whole numbers and their opposites. Zero is included.
4 can be written as 4 1
-13 can be written as - 13

5. Rational #’s Include
INTEGERS – To rename an integer as a fraction, place the integer (as the numerator) over 1 (the denominator).

6. Rational #’s Include
Proper FRACTIONS
¾ (in the form a/b)

7. Rational #’s Include
MIXED NUMBERS
2¼ = 9 4
Multiply the denominator by the whole number. Then, add the numerator. Keep the denominator the same.

8. PERCENTS 8% = 8 = 2 100 25 Rational #’s Include
8% = 8 = 2
The percent becomes the numerator and 100 becomes the denominator. Then, simplify.

9. Rational #’s Include Terminating Decimals 0.9 can be written as 9 10
Digits to the right of the decimal becomes the numerator. The place value of the last digit is the denominator.

10. Rational #’s Include
Repeating Decimals
0.333… can be written as 1 3

11. Write the following rational numbers in the form a/b
Write the following rational numbers in the form a/b. Add these examples to your graphic organizer. 20
-15
0.65
-0.25
40% 3½
-4¾