Answers

The simplest form of -400/72 is -50/9.

Steps to simplifying fractions

1. Find the GCD (or HCF) of the absolute values of both numerator and denominator
   GCD of 400 and 72 is 8
2. Divide both the numerator and denominator by the GCD
   -400 ÷ 8/72 ÷ 8
3. Reduced fraction: -50/9
   Therefore, -400/72 simplified to lowest terms is -50/9.

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