Greatest Common Factor #gredigest #greprep #exam

GRE Digest • Greatest Common Factor (GCF) 🔢

👉 GCF = the largest number that divides all given numbers.

⚡ Quick method:
1. Factor each number into primes
2. Take only the primes they share at their lowest powers
3. Multiply → GCF

✅ Example: 12 & 18 → 12 = 2²×3, 18 = 2×3² → GCF = 6

👉 Your turn: GCF of 42 & 56? Comment below ⬇️

#GREDigest #GRE #GREPrep #MathTips #NumberProperties #Quant #StudyHack

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