PPT-Lesson 4.3 Simplifying Fractions

Essential Question How do you simplify fractions Before we start Do the following fractions represent the same quantity   What is a fraction A ratio comparing two numbers a. 1 07 01 05 04 02 2 16 28 19 21 11 3 34 26 57 32 22 4 43 21 18 25 5 11 07 05 26 03 6 05 32 28 01 24 7 16 61 06 60 26 8 14 11 17 15 9 57 52 57 62 22 10 42 51 14 45 76 brPage 2br Ordering Decimal Fractions 2 Write out each list of decimals in order sta www.projectmaths.ie. Lesson Study. Based on Japanese Lesson Study. Introduced through TIMSS (1995). Revolves around a broad goal….develop problem solving, Groups of teachers meet to discuss mathematical content, explore methods of teaching, and anticipate student reaction. Building on individual experience and collective strategies a viable Lesson Plan is created. Raising and Reducing. Pizza. Pizza. 3/4. 6/8. 9/12. Multiply by 1. 5 x 1 =. 235 x 1 =. 2/3 x 1 =. a x 1 =. 5. 235. 2/3. a. What is 1?. . Rasing Fractions. . . . Rasing Fractions. A man walks into the pizza store and orders a medium pizza.. (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.) . Unit 5.6. Pages 244-247. . . 2.. 3.. 4.. 30. 96. 144. 120 . Warm Up . Problems. Write each fraction in simplest form.. 15 x 2 . 12 x 8. 9 x 16. 8 x 15. Multiplying whole number Fractions. Objective: . Introducing:. Common Denominator. The . common denominator. of 5 and 4 is 20 because both 5 and 4 divide evenly into 20. . Compare Fractions . 1. 12. 20. 15. 20. 3. 5. 3. 4. 3. 5. <. 3. 4. Here is the picture of . 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. “You better cut the pizza in four pieces because I'm not hungry enough to eat six.“ – . Yogi Berra . Inspired by Greg Tang, NCTM Conference, 2012. When does instruction in fractional thinking begin?. 1. of 37. A2-Level Maths:. . Core 3. for Edexcel. C3.1 Algebra and functions 1. This icon indicates the slide contains activities created in Flash. These activities are not editable.. For more detailed instructions, see the . 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!. For. example:. In this . lesson, . you . will learn how to identify equivalent fractions. . by . using a number line.. Fractions. 0. 1. Thinking fractions with different numerators and denominators are not equivalent. our friends!. Now, let’s. n. ot get all crazy. with this “friend” stuff,. Mr. Sunshine.. © . Mike’s Math Mall. Multiplying. Made easy!. PowerPoint. Introduction. Multiplying Fractions. Hi! My. Multiplying and Dividing Fractions This session will be recorded for learning purposes.  Learning purposes include: a lesson review for students who are absent, students who want to review for a test, etc.