Vocabulary 4

Name: _____________________ Date: __________________ Period: _______________

Vocabulary 4 Words and Definitions – copy these words and definitions into your math journal. 1. Rational number – a number that can be written as a fraction (or the quotient a/b of two integers a and b where b ≠ 0). 2. Integer – A positive or negative whole number or zero (from -∞ to ∞) 3. Whole number – A number that does not contain a fraction (from 0 to ∞). 4. Natural number – Whole, counting numbers that start from 1 (from 1 to ∞). 5. Percent – A ratio whose denominator is 100. Symbol: %. Application Practice 1. Convert the percents into fractions: a. 56% b. 22% c. 15.5% d. 99.99% 2. Place the following numbers into each of the categories it belongs to. • 8 • ½ • 7 • 0 • 0.98 • -3 • -¼ • -2 • 7.444 Rational Numbers

Integers

Whole Numbers

Natural Numbers