Question

1. Determine the LCM of numbers in each of the following: (iii). 12, 25, 455​

Answer 1

12=2×2×3

2=2×2×325= 5×5

455=5×7×13

LCM= 2×2×3×5×5×7×13

=27,300

Therefore the LCM of 12,25 and 455 is 27,300