TY - BOOK AU - Mariano,Norma D.Lopez- TI - Business mathematics / SN - 9786210402766 U1 - 650 PY - 2022/// CY - Manila, PH : PB - Rex Book Store KW - Business mathematics N1 - Includes bibliographical references; Chapter 1: Fundamental operations on fractions, decimals, and percentage -- Lesson 1: Fractions: looking back -- Lesson 2: Addition of fractions -- Lesson 3: Subtraction of fractions -- Lesson 4: Multiplication of fractions -- Lesson 5: Division of fractions -- Lesson 6: Changing fractions to decimals and percent and vice versa -- Lesson 7: Aliquot parts -- Lesson 8: More business applications -- Chapter 2: Percentage, ratio, and proportion -- Lesson 1: Base, rate, and percentage -- Lesson 2: Ratio and proportion -- Lesson 3: Business applications -- Chapter 3: Buying and selling -- Lesson 1: Pricing -- Lesson 2: Profit or loss -- Lesson 3: Trade discounts -- Lesson 4: Cash discounts -- Lesson 5: Simple interest -- Lesson 6: Mortgages -- Lesson 7: Commissions and overrides -- Chapter 4: Salaries and wages -- Lesson 1: Employee compensation -- Lesson 2: Payroll deductions -- Chapter 5: Presentation and analysis of business data -- Lesson 1: Business data -- Lesson 2: Graphs and tables -- Lesson 3: Measures of central tendency -- Lesson 4: Variability -- Lesson 5: Tests of significant difference -- Lesson 6: MS excel and SPSS ER -