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Fractions PowerPoint Presentation

Fractions

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Fractions

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  1. Fractions Day 3 Pine Level Elementary Mrs. Housley

  2. Journal Entry Complete a “Fraction Mad Libs” in your journal and illustrate. I ate a ________________ with __________________. Since I shared, we each got to eat __________________ of the whole. (Your Favorite Kind of Doughnut) (Name of a Friend) (Fraction)

  3. Fractions Word Wall • In math, the whole means the entire thing. • My mom baked a whole • cake for my birthday! She • didn’t just bake part of it, • she baked the entire cake!

  4. Fractions Word Wall • A fraction is an equal piece of the whole. • Since there were many people • at my party, we had to cut • the cake to be sure that • everyone could eat a • fractionof the whole • cake.

  5. Fractions Word Wall • The numerator is the top number you write in a fraction. It tells how many pieces you’re talking about. • ½

  6. Fractions Word Wall • The denominator is the bottom number you write in a fraction. It tells how many pieces there are in all. • ½

  7. Fractions Word Wall whole an equal piece of the whole how many pieces your talking about fraction numerator how many pieces in all the entire thing denominator

  8. Action Fraction By: Hap Palmer http://www.songsforteaching.com/happalmer/actionfraction.htm

  9. Everybody's doin' the Action Fraction!Gettin' mathematical satisfaction!Dancin' a radical new sensation!Sweepin' it's way across the nation!

  10. Reach up high as you can go.Bend down low and touch your toes.Lift your hands half way up,And mark the middle with a clap, clap, clap.

  11. Reach up high as you can go.Bend down low and touch your toes.Lift your hands one fourth the way.Snap your fingers, step and sway.

  12. Reach up high as you can go.Bend down low and touch your toes.Lift your hands three fourths the way,Jiggle and shake 'em any old way.

  13. Turn one third and wave your hand.Turn another third and wave once more.Turn another third and you're right back homeReady to what you did before.

  14. Everybody's doin' the Action Fraction!Gettin' mathematical satisfaction!Dancin' a radical new sensation!Sweepin' it's way across the nation!

  15. Mrs. Housley’s Peculiar Pizzas • Welcome to Mrs. Housley’s Peculiar Pizzas, where you pay no extra for your favorite creepy, crawly toppings! Yesterday, you went through two trainings. Today is your last training before fulfilling orders on your own! Let’s practice a few, just to refresh your memory.

  16. Mrs. Housley’s Peculiar Pizzas • At Table 1, there are 2 customers. Use the yarn to show me how you would cut the whole pizza into fractions for these 2 customers. 1 2 1 2

  17. Mrs. Housley’s Peculiar Pizzas • At Table 4, there are 4 customers. Use the yarn to show me how you would cut the whole pizza into fractions for these 4 customers. 1 4 1 4 1 4 1 4

  18. Mrs. Housley’s Peculiar Pizzas • At Table 7, there are 6 customers. Use the yarn to show me how you would cut the whole pizza into fractions for these 6 customers. 1 6 1 6 1 6 1 6 1 6 1 6

  19. Mrs. Housley’s Peculiar Pizzas • At Table 3, there are 8 customers. Use the yarn to show me how you would cut the whole pizza into fractions for these 8 customers. 1 8 1 8 1 8 1 8 1 8 1 8 1 8 1 8

  20. Mrs. Housley’s Peculiar Pizzas Remember, the denominator (or bottom number tells you how many pieces to cut your pizza into. The numerator (or top number) tells you how many pieces to put the topping on. • lizard • snake 1 2 1 2

  21. Mrs. Housley’s Peculiar Pizzas • lizard • frog • snake 1 6 2 6 3 6

  22. Mrs. Housley’s Peculiar Pizzas • frog • lizard • snake 2 8 1 8 5 8

  23. Mrs. Housley’s Peculiar Pizzas • snake • plain 6 8 2 8

  24. Mrs. Housley’s Peculiar Pizzas • snake • frog • plain 1 4 1 4 2 4

  25. Mrs. Housley’s Peculiar Pizzas • frog • snake 1 4 3 4

  26. Mrs. Housley’s Peculiar Pizzas • lizard • frog 2 4 2 4

  27. Mrs. Housley’s Peculiar Pizzas • You are now, officially an employee of Mrs. Housley’s Peculiar Pizzas! Welcome! You and your buddy will take turns fulfilling the orders on the cards in your bag. While one of you makes the pizza, the other buddy should be checking to see that you get the order right– we like to keep our customers happy! If you finish early, make up your own orders on your dry erase board for your buddy to fulfill! Good luck!

  28. Wrap-Up • In math, the word used to describe the entire thing is the ____________. • numerator • fraction • whole

  29. Wrap-Up • In math, the word used to describe a piece of the whole is called a _________. • fraction • denominator • whole

  30. Wrap-Up • Write this fraction on your board. • ¼ • This shows how much of a sandwich Tristan ate for lunch. Put a triangle around the denominator.

  31. Wrap-Up • ¼ • This shows how much of a sandwich Tristan ate for lunch. Put a circle around the numerator.

  32. Wrap-Up • Kristina ate 2 pieces • of this pizza. Write • what fraction of the • pizza she ate. How many pieces are you talking about? ? How many pieces are there in all? ?