LCM for 14 and 30

The first method to find LCM for numbers 14 and 30 is to find Greatest Common Factor (GCF) of these numbers. Here's the formula:

LCM = (Number1 × Number2) ÷ GCF

GCF of numbers 14 and 30 is 2, so

LCM = (14 × 30) ÷ 2

LCM = 420 ÷ 2

LCM = 210

The second method to find LCM for numbers 14 and 30 is to list out the common multiples for both nubmers and pick the first which matching:

Multiples of 14: 14, 28, 42, 56, 70, 84, 98, 112, 126, 140, 154, 168, 182, 196, 210, 224, 238

Multiples of 30: 30, 60, 90, 120, 150, 180, 210, 240, 270

So the LCM for 14 and 30 is 210

Another method to find LCM for numbers 14 and 30 is to list all Prime Factors for both numbers and multiply the highest exponent prime factors: