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Fractions

Second Grade Math By: Amy Thomas. Fractions. Click To Begin. Click the pictures below to learn more about each category!. Main Menu. General Fraction Information Numerators and Denominators Equivalent Fractions Reducing Fractions. Comparing Fractions Adding Fractions

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Fractions

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  1. Second Grade Math By: Amy Thomas Fractions Click To Begin

  2. Click the pictures below to learn more about each category! Main Menu • General Fraction Information • Numerators and Denominators • Equivalent Fractions • Reducing Fractions • Comparing Fractions • Adding Fractions • Subtracting Fractions • Fraction Word Problems After completing all 8 categories, click the slice of pizza to the right to quiz yourself on your new understanding of fractions!

  3. A fraction is a part or portion of a whole Fractions can be used to share things equally, like snack General fraction information Back To Main Menu

  4. Let's break the hexagon into 6 equal pieces: What if we just had one of the pieces? That would be 1 piece out of 6 pieces. Right? Here's how we write it: We read this like "one sixth." Numerators and Denominators Back To Main Menu

  5. What is an equivalent (equal) fraction? • ½ is the same as: • 2/4, 3/6, 4/8, 5/10, 6/12 • 2/4 is ½ of 4/4 • 2/6 is ½ of 6/6 • 4/8 is ½ of 8/8 • 5/10 is ½ of 10/10 • 6/12 is ½ of 12/12 Equivalent Fractions Back To Main Menu

  6. Write fractions using the smallest numbers possible You need to get the numerator and denominator as small as possible. For example, take 3/6 to 2/4 to 1/2 Reducing Fractions Back To Main Menu

  7. Fraction Word Problems First - complete the problems on a separate piece of paper Then - wait for the chocolate cakes to vanish to see if you are correct • There are 20 red and green tulips in the garden. 1/5 of them are green. Show how many are red. 4 • There are 12 happy faces and ¼ of them are yellow. How many are yellow? 3 • I ate 2/3 of my 15 candies. How many do I have left? 10 Back To Main Menu

  8. Let's cut up a hexagon into 6 pieces: Each piece is of the hexagon. And is of the hexagon. What if we added That would be Count them up… Adding Fractions Back To Main Menu

  9. A lot like adding fractions • To solve ... • Look at a pizza cut into 8 pieces. Each piece is of the pizza. • Take away (that's 3 pieces): • So, Subtracting Fractions Really, just subtract the numerators… Back To Main Menu

  10. So... You're reeeeeeally hungry... • You can have 1 piece of one of these pizzas: OR 4 pieces 10 pieces • Which do you want? of a pizza is WAY bigger than of a pizza! • So Comparing Fractions Back To Main Menu

  11. Adding fractions quiz First - answer the problem on paper Then - check your answer by clicking on Pascal to reveal if you have chosen correctly! 1. 2. 3. After answering all 3 questions, click here to continue quiz!

  12. Answer #1 Back to Adding Fractions Quiz

  13. Answer #2 Back to Adding Fractions Quiz

  14. Answer #3 Back to Adding Fractions Quiz

  15. Fraction word problem Quiz 1. Eight girls went to the ice cream shop. One of them had a waffle cone and the rest had sugar cones. What fraction of the girls had sugar cones? First - answer the problem on paper Then - check your answer by clicking on Pascal to reveal if you have chosen correctly!

  16. Answer! There are 8 girls total… One has a waffle cone… The rest have sugar cones 1 2 3 4 5 6 7 1 7/8 7 out of 8 girls had sugar cones. So, that means that of the girls had sugar cones! Answer: Click to Finish!

  17. You have successfully completed the fractions PowerPoint Lesson! Click on the slice of pizza to return to the homepage for the next student! Congratulations!

  18. http://www.instructorweb.com http://www.kidsolr.com/math/fractions.html http://www.coolmath4kids.com/fractions/fractions-05-simplying-reducing-01.html http://math.about.com/library/Worksheets/half3.pdf Google Images Dogpile Images Resources

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