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The simplest form of 6 / 40 is 3 / 20. Steps to simplifying fractions. Find the GCD (or HCF) of numerator and denominator GCD of 6 and 40 is 2; Divide both the numerator and denominator by the GCD 6 ÷ 2 / 40 ÷ 2; Reduced fraction: 3 / 20 Therefore, 6/40 simplified to lowest terms is 3/20. MathStep (Works offline)

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