The result of $100 - 27.73$ is:

$100 - 27.73 = 72.27$

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Here are 5 related questions:

1. What is the result of $150 - 32.45$?
2. How do you calculate the difference between two decimal numbers?
3. What is $200 - 89.56$?
4. How do you subtract when one number has more decimal places than the other?
5. Can you estimate $100 - 27.73$ by rounding both numbers?

Tip: When subtracting decimals, ensure both numbers are aligned by their decimal points to avoid mistakes.