PPT-Unit 2: Multiplying Fractions

1 Remember that fractions are parts of a whole or a part of a set of objects For example if a bag of apples contains 10 apples and three of the apples are used to make apple tarts threetenths 310 of the apples have been used and seventenths 710 of the original set of 10 apples remain . The Area Model. Follows Area Model for Multiplication of Whole Numbers. A visual model that assists in learning the standard algorithm. Extends easily to multiplying mixed numbers. Natural extension to . (Part Two). To find 1/8 of something, we divide that thing by 8.. What if we wanted to know what 3/8 of something was? . You’d be doing the same thing 3 times, so you would multiply by 3. . (72 is a whole number – so it’s all in one group. 72 ÷1 is… 72.) . Essential Question: How do we multiply integers? How do we divide integers?. Multiplying Integers . The product of two integers with the same sign is positive.. The product of two integers with different sign is negative.. Unit 5.8. Pages 254-257. . . 2.. 3.. 4.. 1/6. 3/10 . 6/11. 15/64. . Warm Up . Problems. Write each fraction in simplest form.. x =. x =. x 2 =. x =. 1. 3. 4. 5. 3. Presented . to [group/school]. on [date]. . 1. A Multi-State Effort. Developed by State Math Leads from KS, KY, MS, UT, & . WY. WDE Contact: . Laurie.Hernandez@wyo.gov. . Grades 2 – 6 . Fraction Progressions . MAFS.3.OA.3.7. Lesson Opening. Solve the two problems below. Write the equation you used to solve the problem.. Jason ate 2 bags of candies. Each bag contained 9 candies. How many candies did Jason eat?. Lesson 5-1. Just Follow These Easy Steps!. Multiply the numerators and write down the answer as your new numerator.. Multiply the denominators and write down the answer as your new denominator.. Simplify.. Unit 5.7. Pages 250-253. . . 2.. 3.. 4.. 6. 50. 30. 120 . Warm Up . Problems. Write each fraction in simplest form.. What is ½ of 12. . What is ½ of 100. What is ¼ of 120. What is ¼ of 480. Fractions Domain (3-5). Solve this problem on your own.. 2. Share Solutions. Think/Pair/Share. Share your solution with your neighbor.. Justify why your solution works.. Can you solve the problem in a different way?. 3/23/17. How do we multiply and divide fractions and mixed numbers?. How do we use models to multiply and divide fractions?. How do we estimate products and quotients of fractions?. Today We’ll Discuss. Made Easy!. My momma. says I should “change” my shirt before she “flips” her lid!. © . Mike’s Math Mall. Using…. CCSS 5NBT.B.7. Same!. Change!. Flip!. Because with a little change to a division of fractions’ problem, you’ll be right back to multiplying!. What does it mean?. Let’s show it diagrammatically. .  . Now, half this third…. The shaded blue part is half of a third, which is.  .  . Now try this yourself. . Remember to draw the diagram.. Unit Planning Team:. Traci Rhoades (RG), Paige Brown (NS), . Brooke Bradley (LW), Stacy Dustman (ET), Pam Keith (ET) . 5. th. Grade Unit 4. Essential Questions. How can I apply and extend my understanding of operations with whole numbers to operations with fractions and mixed numbers including real-world situations?.  . Can you name the parts of a fraction?. ?. ?. numerator. denominator. What sort of fractions / numbers are these:.  .  .  . ?. ?. ?. p. roper fraction. improper fraction. m. ixed number. Multiplying Fractions.