Nov 14, 2016 · Method 2: Write down multiples of 9. Just 9. So you're pretty much picking the largest number out of 4, 9 and 3. 9, 18, 27, 36, 45, 54, 63, 72, 81, 90 Now pick a number out …

Jun 28, 2016 · 36 One way we can use is prime factorisation. We factorise 4, 6 and 9 4= 2^2 6=2*3 9=3^3 Once we have this we use the highest of each prime number. So in this case we …

Apr 20, 2018 · See a solution process below 9 + 3/4x = 7/8x - 10 Multiply through by their LCM 4 = 2 xx 2 8 = 2 xx 2 xx 2 ...

Nov 30, 2016 · LCM(10;4;18)= 180 Factorize the three numbers: 10 = 2*5 4=2^2 18=2*3^2 The least common multiple is the product of all prime factors present in at least one number, taken …

Jul 1, 2017 · 72 To find the lcm, you have to break each number into its prime factors and then multiply the different ones with the highest recurrence. 8=2*2*2 9=3*3 6=2*3 We have the …

Jun 27, 2017 · It is 45. See explanation. The lowest common multiple (LCM) of numbers a and b can be calculated as: lcm(a,b)=(axxb)/gcd(a,b) where gcd is the greatedt common divisor In …

Apr 3, 2016 · 126 An alternative method to find the LCM is to find the GCF (greatest common factor) and divide the product of the numbers by it. To find the GCF of two numbers you can …

Apr 24, 2018 · The LCM, or Lowest Common Multiple, is a number where both 9 and 18 are factors. Notice that #9xx2=18#.Also, 18 can be a factor of itself #(18xx1=18)#.

Feb 26, 2018 · 45 First we need to write out the prime factors of 9 and 15. 9:3xx3 15:3xx5 Now we group them together: 9:(3xx3) 15:(3)xx(5) Next we take the largest groups of each number: …

Sep 28, 2016 · Consider the smaller of the 2 numbers, that is 12 and it's multiples. That is 12 times (2,3,4,5,6,7,8,9). When the larger number 16 divides exactly into one of the multiples of …