Question

The LCM of 45, 99, 132 ,165 in division method

Answer 1

45=3×3×5

99=3×3×11

132=2×61

165=3×5×11

Answer 2

45=3*3*5

99=3*3*11

132=2*2*3*11

165=3*5*11

so LCM

3*3*5*11*2*2=1980