ppt class

1. UNIT-RATIONAL NUMBERS
Concept-Various forms

2. RATIONAL NUMBERS
 What are rational numbers?
 Give 3 examples for rational numbers?
 What are integers?

3. ACTIVITY 1
Rational no x/y (x/y) * different integers=
 2/3
 2/3
 2/3
 (2/3)2=4/6

4. ACTIVITY 2
Rational numbers Simplest form
 18/24
 9y/2y
 xy+y / xz+z
 3x+x/3y+y
 ¾

5. VARIOUS FORMS
 If the numerator and denominator of a rational
number is multiplied by an integer , we can get
various forms of that rational number

6. ACTIVITY 3
 SIMPLIFY THE FOLLOWING
 40/10=
 xu/yu=
 xu-u/xy-y=
 xz+yz/xz+yz=

7. FOLLOW UP ACTIVITIES
 4x/2y
 6x-4y/4x-8y
 x^2-y^2/x+y