Have you ever been confused about how to find the least common multiple (LCM) of two numbers, such as 7 and 4? Don’t worry, we’ve got you covered with some simple tips and tricks to help you calculate it easily.
Calculating the LCM of 7 and 4 involves finding the smallest number that is divisible by both 7 and 4 without leaving a remainder. One way to do this is by listing out the multiples of each number and finding the smallest common multiple.
lcm for 7 and 4
Calculating the LCM for 7 and 4
To find the LCM of 7 and 4, list out the multiples of each number. The multiples of 7 are 7, 14, 21, 28, 35, and so on. The multiples of 4 are 4, 8, 12, 16, 20, 24, and so on.
Next, look for the smallest number that appears in both lists. In this case, the smallest number that is a multiple of both 7 and 4 is 28. Therefore, the LCM of 7 and 4 is 28.
Another method to find the LCM is by using prime factorization. Break down each number into its prime factors and then multiply the highest power of each prime factor together to get the LCM.
Now that you know how to find the LCM of 7 and 4, you can apply these same methods to calculate the LCM of any two numbers. Practice with different numbers to become more comfortable with the process.
Calculating the LCM may seem daunting at first, but with practice and these simple techniques, you’ll be able to find the least common multiple of any two numbers with ease. Keep practicing and soon you’ll be a pro at calculating LCMs in no time!
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