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How many 2 digit numbers have a difference of 90?

Updated: 9/17/2023

Wiki User

∙ 8y ago

Best Answer

There are no pairs of 2-digit numbers with a difference of 90 if both numbers are positive or both negative. However, with one positive and one negative, there are 71 pairs.

Wiki User

∙ 10y ago

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∙ 8y ago

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Continue Learning about Math & Arithmetic

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There are 90 such numbers.

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There are 90 two-digit numbers... starting with 10 and ending with 99.

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How many 4-digit numbers are palindromes?

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