Chapter+2


 * **Term** || **Lesson** || **Definition** ||
 * < **Bar Notation** ||< 2-1 ||< used to indicate that a digit or group of digits repeats. ||
 * < **Base** ||<  ||<   ||
 * < **Dimensional Analysis** ||< 2-3 ||< process of using units of measure ment to check your answer. ||
 * < **Exponent** ||<  ||<   ||
 * < **Like Fractions** ||< 2-5 ||< fractions that have the same . ||
 * < **Multiplicative Inverse** ||< 2-4 ||< Two numbers that if you multiply them the product is 1. ||
 * < **Power** ||< 2-9 ||<  ||
 * < **Rational Number** ||< 2-1 ||< Integers,Fractions,and Mixed numbers. ||
 * < **Reciprocals** ||<  ||<   ||
 * < **Repeating Decimal** ||< 2-1 ||< Have a pattern in their numbers that repeat with out ending. ||
 * < **Scientific Notation** ||<  ||<   ||
 * < **Terminating Decimal** ||< 2-1 ||< When division ends with a remainder of 0. ||
 * < **Unlike Fractions** ||< 2-6 ||< don't have the same denominator. ||







2-10 3,780,000,000,000,000,000 3.78 x 10^18

463,000,000 4.63 x 10^8

0.0000013 1.3 x 10^-6

0.000456 4.56 x 10^-4