the longest factor string for 840 is: 2x2x2x3x5x7. I hoped that helped m! Have a good rest of your day!
2x2x2x3x5x7.
The prime factors are: 2,3,5,7
600= 2x2x2x3x5x7 378=2x3x3x3x7 HCF=2*3=6 LCM=6x2x2x5x5x3x3x7=37800
Prime factor the three numbers and use each prime number the number of times it was used the most in any of the numbers. 3=3 5=5 56=2x2x2x7 2x2x2x3x5x7=840
Prime factor each number then use each one the most times it was used in any number. 7=7 8=2x2x2 10=2x5 12=2x2x3 2x2x2x3x5x7=840
The least common multiple (LCM) is often also called the lowest common multiple or smallest common multiple. Keep in mind that these different terms all refer to the same thing: the smallest positive integer which is a multiple of two or more numbers.The least common multiple of 1050 and 1400 is 4200.
2 x 2 x 210 2 x 3 x 140 2 x 5 x 84 2 x 7 x 60 3 x 5 x 56 3 x 7 x 40 5 x 7 x 24 4 x 6 x 35 3 x 8 x 35 7 x 10 x 12 5 x 6 x 28 7 x 8 x 15 2 x 10 x 42 2 x 20 x 21 2 x 4 x 105 2 x 6 x 70 2 x 15 x 28 2 x 12 x 35