# Mathematics (All Classes) ## ESTIMATION

ESTIMATION Estimation may be explained as a rough or sensible guess fo a value or calculation. Although, the estimated value is not correct, it gives us an idea of what… Read More »ESTIMATION ## FRACTIONS | CONVERTION FROM PERCENTAGE TO DECIMAL AND DECIMAL TO FRACTION

FRACTIONS (CONVERTION FROM PERCENTAGE TO DECIMAL AND DECIMAL TO FRACTION)   See also FRACTIONS WHOLE NUMBERS ALGERAIC FRACTIONS ALGEBRAIC EXPRESSION MULTIPLICATION AND DIVISION OF DIRECTED NUMBERS ## FRACTIONS (TYPES OF FRACTIONS)

FRACTIONS (TYPES OF FRACTIONS) See also WHOLE NUMBERS ALGERAIC FRACTIONS ALGEBRAIC EXPRESSION MULTIPLICATION AND DIVISION OF DIRECTED NUMBERS APPROXIMATION AND ESTIMATION ## WHOLE NUMBERS

WHOLE NUMBERS See also ALGERAIC FRACTIONS ALGEBRAIC EXPRESSION MULTIPLICATION AND DIVISION OF DIRECTED NUMBERS APPROXIMATION AND ESTIMATION ARITHMETIC ## ALGERAIC FRACTIONS

ALGERAIC FRACTIONS To add or subtract fractions with different denominators, first change them to equivalent fractions. This is done by finding the L C M of the denominators Example1: Simplify… Read More »ALGERAIC FRACTIONS ## ALGEBRAIC EXPRESSION

ALGEBRAIC EXPRESSION See also MULTIPLICATION AND DIVISION OF DIRECTED NUMBERS APPROXIMATION AND ESTIMATION ARITHMETIC FRACTIONS HIGHEST COMMON FACTOR AND LOWEST COMMON FACTOR ## MULTIPLICATION AND DIVISION OF DIRECTED NUMBERS

MULTIPLICATION AND DIVISION OF DIRECTED NUMBERS Revision on addition and subtraction of directed numbers Note that:  (a). + + = + OR – – = + (Replacing the same signs… Read More »MULTIPLICATION AND DIVISION OF DIRECTED NUMBERS ## APPROXIMATION AND ESTIMATION

APPROXIMATION AND ESTIMATION (SIGNIFCANT AND DECIMAL PLACES) SIGNIFICANT: TO ROUNDOFF A NUMBER CHANGE 0,1,2,3,4 TO 0 WHILE 5,6,7,8,9 TO 1 AND ADD IT TO THE NEXT NUMBER Example 1: round… Read More »APPROXIMATION AND ESTIMATION ## ARITHMETIC | SIMPLE INTEREST, PROFIT AND LOSS, DISCOUNT AND COMMISSION

HOUSEHOLD ARITHMETIC (SIMPLE INTEREST, PROFIT AND LOSS, DISCOUNT AND COMMISSION) PROFIT AND LOSS When a trader buys or sells goods, the price at which he /she sells is called selling… Read More »ARITHMETIC | SIMPLE INTEREST, PROFIT AND LOSS, DISCOUNT AND COMMISSION ## FRACTIONS, RATIO AND PERCENTAGES

FRACTIONS (TYPES OF FRACTIONS), RATIO AND PERCENTAGES See also HIGHEST COMMON FACTOR AND LOWEST COMMON FACTOR WHOLE NUMBER AND DECIMALS NUMBERS SIMPLE EQUATIONS INVOLVING FRACTIONS MEASURE OF CENTRAL TENDENCY Data… Read More »FRACTIONS, RATIO AND PERCENTAGES ## HIGHEST COMMON FACTOR AND LOWEST COMMON FACTOR

HIGHEST COMMON FACTOR AND LOWEST COMMON FACTOR See also WHOLE NUMBER AND DECIMALS NUMBERS SIMPLE EQUATIONS INVOLVING FRACTIONS MEASURE OF CENTRAL TENDENCY Data Presentation CHANGE OF SUBJECT OF A FORMULA ## WHOLE NUMBER AND DECIMALS NUMBERS

WHOLE NUMBER AND DECIMALS NUMBERS See also SIMPLE EQUATIONS INVOLVING FRACTIONS MEASURE OF CENTRAL TENDENCY Data Presentation CHANGE OF SUBJECT OF A FORMULA WORD PROBLEMS ## SIMPLE EQUATIONS INVOLVING FRACTIONS

SIMPLE EQUATIONS INVOLVING FRACTIONS See also MEASURE OF CENTRAL TENDENCY Data Presentation CHANGE OF SUBJECT OF A FORMULA WORD PROBLEMS ALGEBRAIC PROCESSES ## MEASURE OF CENTRAL TENDENCY (MEAN, MEDIAN, MODE)

MEASURE OF CENTRAL TENDENCY (MEAN, MEDIAN, MODE) See also Data Presentation CHANGE OF SUBJECT OF A FORMULA WORD PROBLEMS ALGEBRAIC PROCESSES APLLICATION OF BINARY NUMBERS ## Statistics | Data Presentation

Statistics | Data Presentation See also CHANGE OF SUBJECT OF A FORMULA WORD PROBLEMS ALGEBRAIC PROCESSES APLLICATION OF BINARY NUMBERS BINARY NUMBERS ## CHANGE OF SUBJECT OF A FORMULA

CHANGE OF SUBJECT OF A FORMULA See also WORD PROBLEMS ALGEBRAIC PROCESSES APLLICATION OF BINARY NUMBERS BINARY NUMBERS SIMPLE EQUATION AND VARIATION ## WORD PROBLEMS

WORD PROBLEMS See also ALGEBRAIC PROCESSES APLLICATION OF BINARY NUMBERS BINARY NUMBERS SIMPLE EQUATION AND VARIATION SQUARES OR POWERS OF NUMBERS ## ALGEBRAIC PROCESSES

ALGEBRAIC PROCESSES Objective:  Use letter to generalize statements Interpret mathematical symbols Solve simple and problems Generating statement The following symbols are generally used in mathematics “=” means is equal to”… Read More »ALGEBRAIC PROCESSES