Math Vocabulary (Chapter 1)

Front 1

compound interest

Back 1

interest paid on the initial principal and on interest earned in the past

Front 2

dimensional analysis

Back 2

the process of including units of measurement when you compute

Front 3

discount

Back 3

the amount by which a regular price is reduced

Front 4

interest

Back 4

the amount of money paid or earned for the use of money

Front 5

like fractions

Back 5

fractions that have the same denominators

Front 6

markup

Back 6

the amount the price of an item is increased above the price the store paid for the item

Front 7

multiplicative inverses

Back 7

two numbers with a product of one

example: ⅔ is 3/2

Front 8

percent equation

Back 8

an equivalent form of a percent proportion in which the percent is written as a decimal

Front 9

percent of change

Back 9

a ratio that compares the change in quantity to the original amount

Front 10

percent proportion

Back 10

compares part of a quantity to the whole quantity using a percent

Front 11

principal

Back 11

the amount of money invested or borrowed

Front 12

rational number

Back 12

numbers that can be written as the ratio of two integers in which the denominator is not zero

example: integers, fractions, mixed numbers, percents

Front 13

reciprocals

Back 13

the multiplicative inverse of a number (product is 1)

Front 14

repeating decimal

Back 14

a decimal whose digits repeat in groups of one or more

Front 15

sales tax

Back 15

an additional amount of money charged on certain goods and services

Front 16

selling price

Back 16

the amount a customer pays for an item

Front 17

simple interest

Back 17

interest paid only on the initial principal of a savings account or loan

Front 18

terminating decimal

Back 18

a decimal whose digits end

Front 19

unlike fractions

Back 19

fractions whose denominators are different