Use Euclid's Division Algorith to solve
Step1: 525 = 270 × 1 + 255
Step2: 270 =
Step3: 255 = 15 × 17 + 0
Hence,
By Euclid’s division algorithm, we have,
525 = 270 × 1 + 255
270 = 255 × 1 + 15
255 = 15 × 17 + 0
Hence, the HCF of 525 and 270 is 15.