LCM and HCF questions for class 6 worksheet and PDF Download

LCM and HCF questions for class 6 worksheet and PDF Highest Common Factor (HCF)  The highest common factor of two or more numbers is the greatest of their common factors. Properties of HCF The HCF of two or more numbers exactly divides the numbers. The HCF of given numbers can not be greater than the numbers themselves If one number is a factor  of another number, the smaller number is the HCF. If the HCF of two numbers is 1, they are called co-prime numbers. Consecutive numbers are always co-prime. For example 7 and 8,  13 and 14  are co-prime …

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Order of Operations with Exponents with practice worksheets PDF Download

Order of Operations with Exponents  The rule to evaluate  the value of a mathematical expression that includes  exponents [e.g. (   -6 ÷ 3)  x 8 ], is PEMDAS .  PEMDAS Stands for  P: Parentheses, E: Exponents ,  M:Multiplication , D: Division,  A: Addition and S: Subtraction.   The following steps must be followed to solve a mathematical expression that includes an exponents: Step 1: Operations inside the parentheses should be solved first . Step 2:  After performing operations inside of parenthesis , solve the exponents . Step 3:  After the parentheses  and the exponents, perform multiplication or division from left …

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PEMDAS Examples: PEMDAS math rule, Definition , Examples and PEMDAS worksheet PDF Download

PEMDAS math rule, Definition and PEMDAS examples What is ‘PEMDAS’  ?    PEMDAS  rule, Definition and  PEMDAS examples    ‘PEMDAS’ is an acronym  for the order of operations.  Each letter represent an operation to calculate the value of mathematical expressions. The operations included in the PEMDAS  are performed from left to right. PEMDAS Stands for  P: Parentheses, E: Exponents ,  M:Multiplication , D: Division,  A: Addition and S: Subtraction            P       E          M/D             A/D Parentheses {} , [] ,  () Exponents multiplication /division (perform …

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BODMAS Questions for class 5

BODMAS Questions for class 5  The following questions  on simplifications has different types of questions that can be practiced by the students to get more ideas to simplify the expressions. BODMAS QUESTIONS for class 5  with answers (Solved examples) (i) 5 x 50 +57 -57 ÷ 57 Sol. 5 x 50 +57 -57 ÷ 57= 5 x 50 +57 -1                     (performing division first) =250+57-1                             ( performing multiplication) = 307-1                    …

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Simplification questions for class 7 PDF

Simplification questions for class 7 Different types of questions on simplifications are explained here step by step. Simplification questions for class 7(Solved examples)  (i)16+8 ÷ 4-2 x  3 Sol.  According to the   ‘BODMAS’    rule  we have to perform division first followed by  multiplication , addition and subtraction. 16+8 ÷ 4-2 x  3 =16+2-2 x  3                    ( performing division) =16+2-6                              (performing multiplication) =18-6                                 (performing …

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