Least Common Multiple (LCM)
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More Lessons for Grade 4
Math Worksheets
Examples, solutions, videos, stories, and songs to help Grade 4 students learn how to obtain the least common multiple or least common denominator.
How to find the least common multiple?
How to find the least common multiple (lowest common multiple) simply and quickly by using the upside down birthday cake method (or repeated division)?
How to find the least common multiple?
The LCM & GCF Song
More Lessons for Grade 4
Math Worksheets
Examples, solutions, videos, stories, and songs to help Grade 4 students learn how to obtain the least common multiple or least common denominator.
How to find the least common multiple?
Try out our new and fun Fraction Concoction Game.
Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.
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