PPT-§7.3 Multiplying and Dividing Decimals

04 0417 How do we multiply and divide decimals using fractions How do we multiply and divide decimals using algorithms How do we use division to write repeating decimals How do we use scientific notation. 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 2, Lesson 11. December 03, 2015. DO NOW. For every 2 dog toys Asher has, Nike has 6 dog toys. Complete the table below and plot the coordinates.. 2. 6. 4. 15.  .  .  .  .  .  .  .  .  . 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. When dividing a decimal by a whole number, divide as with whole numbers. Then place the decimal in the quotient directly above its place in the dividend.. Example:. Dividing Decimals by Single Digit Whole Number. 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. 6.NS.3. Fluently add, subtract, multiply and divide multi digit decimals using algorithms for each operation.. Product. The product is the answer when two or more numbers are . multiplied. together. . TeacherTwins©2014. Warm Up. Add or subtract.. 1). . 2). . 3). . 4). . 5). Explain how to change the following problem to an addition problem and solve. .  . 6. 11. -6. -11. Leave, change , opposite 9+ 9 = 18. 5.63 x 3.7. 5. .. 63. 3. .. 7. x. 1. 2. 4. 4. 39. 0. 9. 8. 1. 16. . 1. 3. 1. 8. 1. 0. 1. 2. two. one. three. .. You . do not. line up the factors by the decimal.. Instead, place the number with more digits on top.. 6.2.1 Multiplying Fractions. 6.2.2 Dividing Fractions. 6.2.3 Dividing Mixed Numbers. Multiplying Fractions. Step #1. : Multiply across the . top. of both fractions. Step #2. : Multiply across the . bottom. We are learning to divide . fractions . using related multiplication.. 2. When would you divide fractions?. One example is when you are trying to figure out how many episodes of your favorite ½ hour tv program you could watch in the 1 ½ hrs you have available. .  . 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.  . 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. 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. Multiplying Decimals Example: 5.63 x 3.7 5 . 63 3 . 7 x 1 2 4 4 39 0 9 8 1 16 + 1 3 1 8 1 0 1 2 two one three . You do not line up the factors by the decimal. Instead, place the number with more digits on top.