121 is how much above 100?

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121 is how much above 100? Answer: 21

To find how much a number is above another number, subtract the smaller number from the larger number: 121−100=21 So, 121 is 21 above 100.

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the ASF Airports Security Force preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.