April 3, 2025

Navodaya

Navodaya

PERCENTAGES

PERCENTAGESPercentages are numerators of fractions with denominator 100 and have been used incomparing results. Percent is derived from the Latin word ‘per centum’ meaning ‘per hundred’.Percent is represented by the symbol % and means hundredths too. That is 1% means 1 outof hundred or one hundredths. It can be written as: 1% = 1/100 =

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Navodaya

SQUARE AND SQUARE ROOTS

Squares are the numbers, generated after multiplying a value by itself.  The square root of a number is a value that, when multiplied by itself, gives the number. For example, the square of 3 is 9 and the square root of 9 is 3. If n is a number then its square is represented by

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Navodaya

SIMPE INTEREST AND COMPOUND INTEREST

SIMPLE INTEREST: Simple Interest (S.I.) is the simple method for calculating the interest amount for some principal amount of money.  We often have to borrow money from banks in the form of a loan. During payback, apart from the loan principal amount, we have to payback some more money that depends on the loan amount as

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Navodaya

ALL ABOUT NUMBERS

Numbers: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 together form all the numbers. Kind of numbers: Place Value and Face Value: In the number 4567, Place value of 5 is 500 [ Hundredth place] and face value is 5 [the number itself]. Rules/Test for divisibility:

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