Ace the GED Math Test 2025 – Conquer Numbers and Unlock Your Future!

Question: 1 / 400

What is the definition of the lowest common denominator?

The smallest number that is the denominator for two or more common fractions

The definition of the lowest common denominator is indeed the smallest number that serves as the denominator for two or more fractions. When working with fractions, especially when adding or subtracting them, it’s essential to convert them to a common denominator. The lowest common denominator makes this process efficient by ensuring that you're using the smallest multiple of the original denominators, which simplifies calculations and maintains the integrity of the values represented by the fractions.

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The smallest fraction that is greater than zero

The smallest sum of two fractions

The smallest whole number greater than zero

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