Answers

The simplest form of -28/1800 is -7/450.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 28 and 1800 is 4
2. Divide both the numerator and denominator by the GCD
   -28 ÷ 4/1800 ÷ 4
3. Reduced fraction: -7/450
   Therefore, -28/1800 simplified to lowest terms is -7/450.

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