Tom and amy set the alarms on their phones to sound at 6. Lets learn about lcm, hcf, and relation between hcf and lcm of natural numbers. Properties of hcf and lcm formulas and solved problems. Hence, product of two numbers hcf lcm of the two numbers.
Lcm and hcf formulas, shortcuts and tricks with examples. It is also called gcf or gcd greatest common factor or greatest common divisor. So, lets start with the topic of hcf and lcm formula in which we will discuss about shortcuts of hcf and lcm with examples. Required number lcm of x, y and z to find the least number which when divided by x, y and z leaves the remainders a, b and c respectively. Notes, study material, practice question and answers, online tests,download pdf. The least common multiple of 2 numbers is the smallest positive number. Important lcm hcf questions, formulas, practice pdf. Authored by shiva prasad dumpa tips, tricks and formulae on h. Learn hcf and lcm topic of maths in details explained by subject experts on. If the lcm and hcf of two numbers are 72 and 12 respectively.
Short tricks in hindi, lcm hcf problems formulas, methods of solving lcm and hcf problems, old papers, important questions. It is the highest factor common to two or more numbers under consideration. Make the same number of decimal places in all the given numbers by suffixing zeros in required numbers as needed. Important hcf and lcm formula, tips for solving problems based on hcf and lcm asked in ssc cgl, ssc chsl, psc, banks, cds, nda, lic, railway and. For the better understanding of the concept lcm lowest common multiple and hcf highest common factor, we need to recollect the terms multiples and factors. Hcf and lcm formula aptitude questions and answers.
To find hcf and lcm with shortcut tricks is very necessary to know while you are preparing for any competitive or entrance exam because it safes your time and the chances of accuracy in short time arises. Top 25 rrb ntpc maths questions based on asked questions in previous exam papers very important for the railway ntpc exam. The numbers that are multiplied together are called factors of the final number. Register free for online tutoring session to clear your doubts. Due to some limitations in web options, math symbols, notations were unable to view properly. A number may be made by multiplying two or more other numbers together. Required number hcf of x a, y b and z c to find the least number which is exactly divisible by x, y and z. Hcf and lcm formula shortcut tricks with examples to. Quantitative aptitude lcm hcf problems pdf download with. Hcf and lcm concepts formulas and problems for cat exam. Properties of hcf and lcm formulas and solved problems byjus. In this videos i will show you some important formulas of h.
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