Solutions by everydaycalculation.com
The GCF of 256 and 640 is 128.
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Find HCF of: 512 & 1280 128 & 320 768 & 1920 1280 & 3200 1792 & 4480 512 & 640 256 & 1280 768 & 640 256 & 1920 1280 & 640 256 & 3200 1792 & 640 256 & 4480
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).
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