# Fractions - multiply & divide, and more

• Math Mammoth
• 11 videos
• 6,488 views
• Last updated on Jun 16, 2013
First, we learn about simplifying fractions. Then come various topics about fraction multiplication: multiplying fractions by whole numbers, or by fractions, or multiplying mixed numbers. One video is about area and fraction multiplication. Lastly, fraction division topics: divide fractions mentally, or using the rule (involving reciprocal numbers).
First, we learn about simplifying fractions. Then come various topics about fraction multiplication: multiplying fractions by whole numbers, or by fractions, or multiplying mixed numbers. One video is about area and fraction multiplication. Lastly...

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•  Simplifying fractions the easy way - with visual models (grade 5 math) 10:26 Multiply fractions by whole numbers 7:57 How to multiply a fraction by a fraction - and also why it works (understand it conceptually) 9:45 Simplifying before multiplying - fraction multiplication - grades 5-6 10:04 Multiplying mixed numbers 7:52 Multiplication of fractions and area of rectangles - we can represent fraction products as areas 8:03 Fractional part of a group 7:19 Divide fractions by whole numbers and by fractions: even divisions 10:33 How to divide fractions & reciprocal numbers 10:32 How to convert fractions into decimals - use long division or equivalent fractions 9:31 Ratios and fractions 8:39
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