RATIONAL NUMBERS

Rational numbers: Any number that can be written as a fraction.

This includes,1. Fractions

Example : 4/5, 6/7, 15/8, 1/2

Rational numbers

Whole numbers: It is a combination of positive, negative numbers and zero.

Example: 1, 2, -2, -1, 3,-5, 0

Rational Numbers

1. Zero: The number that appears in the center of a number line is Zero, it is neither positive nor negative.

Example: 0

Rational numbers

1. Integers: A combination of positive and negative numbers

Example: -3, 3,-2, 2, -10, 10, -8, 8, 9, -9

Rational numbers

Absolute value: The exact distance from zero to the number on a number line. - negative # + positive # -5 -4 -3 -2 -1 +1 +2 +3 +4 +5

0

Negative Positive-5-4-3-2-1

+5+4+3+2+1

Rational numbers

• Decimals

Any decimal that can be written as a fraction is a rational number.

Example:1.5, 1.75, 2.3, 4.9, 143.90

Rational numbers

• Opposite numbers Two exact same numbers with different or opposite signs are called opposite numbers.Example: 1. + 5 is the opposite of -52. -8 is the opposite of + 83. 10 is the opposite of -10.