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Mixed to Improper

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Mixed Fractions & Improper Fractions Activity | Math Lesson Plans

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  • Glide: 1
  • 3 5/12 ...
  • Meghan comes to the campfire with 3 5/12 chocolate bars. (She and Jamie had eaten some on their way.)
  • Glide: 2
  • becomes 41/12
  • Little Jamie breaks apart all the bars into pieces. Now there are 41/12 chocolate bars. Thanks, Jamie.
  • Glide: 3
  • 3 5/12 = 41/12
  • The amount of chocolate has remained the same. Making s'mores may require some more work, but we haven't lost any chocolate.
  • Glide: 4
  • How to Convert
  • I will show you how to re-name-inate.
  • Besides counting up the pieces, we can use a few shortcuts to find an equivalent fraction of a mixed number.
  • Glide: 5
  • Addition
  • 12
  • 12
  • 5
  • 12
  • 12/12 + 12/12 + 12/12 + 5/12 = 41/12
  • Rename the whole number as a fraction(s) that has the same denominator as your partial fraction. Add the fraction piece to the wholes.
  • Glide: 6
  • Standard Algorithm
  • 
  • 512
  • 3
  • +
  • x
  • 4112
  • (3 x 12) + 5 = 41
  • Multiply the whole number by the denominator. Add the old numerator to get a new numerator. Place over denominator.