Activator.

Slides:

Advertisements

Similar presentations

Fractions.  The Numerator is the number on top  The Denominator is the number on bottom  The Factors of a number are those numbers that will divide.

Advertisements

Changing Percents to a Fraction #3 To change a percent to a fraction you need to first write the numerator over 100. Next simplify the fraction.

Warm-Up. Quote: He _______ has ______ is ______ ______! ~______~

DIVIDING RATIONAL NUMBERS

Math Converting Mixed Numbers to Improper Fractions Multiplying Fractions & Mixed Numbers.

REVIEW: Multiply Fractions with Models

Fractions and Decimals Lesson 3-8. Writing Decimals as Fractions Use the decimal as the numerator. Use the place value as the denominator (for example,

Multiplying Mixed Numbers and Fractions Lesson 6.3.

Dividing Fractions and Mixed Numbers Objective: Learn to divide fractions and mixed numbers.

Multiplying Fractions and Mixed Numbers 3 X 1. Step 1: Convert the mixed numbers to improper fractions. 3 = 7 X 3 = = 25 1 = 5 X 1 = = 8.

Warm up # (-24) =4.) 2.5(-26) = 2-7(-8)(-3) = 5.) -5(9)(-2) = 3.

MULTIPLY and DIVIDE RATIONAL NUMBERS. MULTPILYING MIXED NUMBERS 1)Change all Mixed numbers to improper fractions 2)Simplify A) Up and Down B) Diagonally.

Improper Fractions, Mixed Numbers, and Decimal Numbers

4. Check that the answer is reduced: The numerator and denominator should not have any common factors besides 1. When the GCF of the numerator and denominator.

Fraction Operations Review Kerbacher. Simplifying Fractions To simplify a fraction: Find the largest number divides evenly into the numerator and denominator.

Fraction Division Opposite of Multiplication. The opposite number: Invert Called the reciprocal You simply flipped your fraction.

FRACTIONS & DECIMALS How to add, subtract, multiply, & divide fractions and decimals.

We have: And we take half of it! 1 REVIEW: Multiply Fractions with Models 1.What is one-half of one-third? MORE PRACTICE:

EXAMPLE 1 Dividing a Fraction by a Fraction a = = 3 4 1, or b. – – = = 7 (– 2) 9 – 4 = 1 4 – 2, or.

Conversion of Fractions - Mixed Number to Improper Fraction

Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce.

Dividing with Fractions. Vocabulary Reciprocals – number pairs that have a product of 1. Here are a few: 3 x 5 = x 1 = ⅟₂ x ⅖.

Fractions and Decimals. Writing Decimals as Fractions Use the decimal as the numerator. Use the place value as the denominator (for example, if the decimal.

Multiplying and Dividing Fractions PART ONE: PART TWO: Multiplying and Dividing Decimals.

Dividing Fractions and Mixed Numbers

Changed division sign to multiplication sign When Dividing Fractions, always remember to: FLIP SWITCH MULTIPLY Since both 10 and 12 are divisible by 2,

Multiplying and Dividing of Fractions. How to Find a Fraction of a Fraction The first thing to remember is “of” means multiply in mathematics. of = x.

1. Flip over 2nd fraction (reciprocal) 2. keep 1st fraction the same 3. change ÷ to an X 4. multiply 5. reduce.

Dividing a Decimal by a Decimal. Dividing Whole Numbers 12 ÷ 2 = 120 ÷ 20 = 1200 ÷ 200 = ÷ 2000 = Multiply both 12 and 2 by 10 Multiply.

Bellwork Write each rational number as a fraction in simplest form.

Multiplying With Fractions Lesson 5-1. Just Follow These Easy Steps! n Multiply the numerators and write down the answer as your new numerator. n Multiply.

Review of Fractions. Important Notes Leave all answers in “simplest form” No common factors in the numerator and denominator Use proper or improper fractions.

Fill In The Blank Multiplying Fractions 1. Fraction Form 2. Multiply Numerators Simplify.

5.4 Dividing Fractions and Mixed Numbers

+ January 4 th Mixed Numbers Mixed Number- is a whole number and a proper fraction combined.

Multiplying Fractions and Mixed Numbers Objective: Learn to multiply fractions and mixed numbers.

Improper Fractions and Mixed Number.  An improper fraction is a fraction in which the numerator is larger than the denominator. Example: 7/3 The numerator.

Multiply and Divide Fractions and Decimals. Mixed Numbers, Improper Fractions, and Reciprocals Mixed Number: A number made up of a fraction and a whole.

In this lesson you are going to learn how to divide fractions by multiplying by the reciprocal.

Dividing Mixed Numbers

Chapter 3, Lesson 3D Pages

Multiplying Fractions and Mixed Numbers

Multiplying With Fractions

Solving Complex Fractions and Unit Rates

1.) 4 – 2 3/8 = 2.) 5 1/9 – 2 8/9 = =

Multiplying and Dividing Fractions

Multiplying and Dividing Fractions

Math Dividing Fractions.

Bear Time 10/20/14 .

Rational Numbers & Equations

Fractions and Decimals

Change each Mixed Number to an Improper Fraction.

Multiplication and Division of Fractions and Decimals

Fractions Write a Decimal as a Fraction

Change to Mixed Number---7/4

Warm-up: Find each quotient.

Section 1.3 Fractions.

Lesson 4.1 How do you write the prime factorization of numbers?

Multiplying With Fractions

Multiplying Fractions and Mixed Numbers

Fractions Mixed Numbers

Multiplying and Dividing Rational Numbers

Dividing Fractions and Mixed Numbers

Which fraction is the same as ?

Divide Remainder forms a fraction Step 1: Step 1: Step 2:

Aim: How do we divide fractions?

Fractions V Mixed Numbers

Fractions and Decimals

Dividing Mixed Numbers

Multiplying and Dividing Rational Numbers

Presentation transcript:

Activator

Multiplying with mixed numbers Multiplying with mixed numbers as improper fractions Simplifying before you multiply Step 1: Turn all mixed and whole numbers into improper fractions. Step 2: See if you can reduce or simplify. Multiply. 2 2/5 x 1 ¼

Multiplying with mixed numbers Multiplying with mixed numbers as improper fractions Simplifying before you multiply

Why is finding area in this lesson?

Assessment Prompt Do denominators have to be common to multiply?

Dividing with mixed numbers Dividing with mixed numbers as improper fractions Simplifying before you multiply Step 1: Turn all mixed and whole numbers into improper fractions. Step 2: See if you can reduce or simplify. Divide: Keep Change Flip.

Assessment Prompt Which fractions reciprocal do you use?

Ticket Out the Door What is the first thing you need to do when multiplying or dividing with mixed numbers? How can you decide which operation to use in a word problem that involves fractions or decimals?

Error Analysis 3 ½ ÷ 2 ¼ = 7/2 x 9/4 = 63/8 = 7 7/8