The simplest form of 42/4 is 21/2.
Steps to simplifying fractions
- Find the GCD (or HCF) of numerator and denominator
GCD of 42 and 4 is 2 - Divide both the numerator and denominator by the GCD
42 ÷ 2/4 ÷ 2 - Reduced fraction: 21/2
Therefore, 42/4 simplified to lowest terms is 21/2.
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Equivalent fractions: 84/8 21/2 126/12 210/20 294/28
More fractions: 84/4 42/8 126/4 42/12 43/4 42/541/4 42/3