Solutions by everydaycalculation.com
The GCF of 280 and 640 is 40.
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Find HCF of: 560 & 1280 140 & 320 840 & 1920 1400 & 3200 56 & 128 1960 & 4480 560 & 640 280 & 1280 840 & 640 280 & 1920 1400 & 640 280 & 3200 1960 & 640 280 & 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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