The simplest form of 7800/8420 is 390/421.
Steps to simplifying fractions
- Find the GCD (or HCF) of numerator and denominator
GCD of 7800 and 8420 is 20 - Divide both the numerator and denominator by the GCD
7800 ÷ 20/8420 ÷ 20 - Reduced fraction: 390/421
Therefore, 7800/8420 simplified to lowest terms is 390/421.
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Equivalent fractions: 3900/4210 1560/1684
More fractions: 7801/8420 7800/84217799/8420 7800/8419