Using Euclid's division algorithm, find the HCF of 1650 and 847.
11
Euclid's division algorithm to find HCF of 1650 and 847:
Step 1: 1650 = 847 × 1 + 803
Step 2: 847 = 803 × 1 + 44
Step 3: 803 = 44 × 18 + 11
Step 4: 44 = 11 × 4 + 0
Hence, 11 is the HCF of 1650 and 847.