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two pairs of numbers equal 100

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12y ago
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6mo ago

One rule for finding number pairs that add to 100 is to start with one number and subtract it from 100 to find the other number. For example, if one number is 75, subtracting it from 100 gives 25, so the pair is (75, 25).

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Q: What is a rule for finding number pairs that add to 100?
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What is a number less than 100 and has factor pairs?

All of the composite numbers less than 100 have factor pairs.


What are the pairs of prime factorization with a difference of 2 in 100?

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