EXAMPLE 4 Using Properties of Multiplication Tell whether the commutative or associative property of multiplication allows you to rewrite the problem as.

Slides:

Advertisements

Similar presentations

Test practice Multiplication. Multiplication 9x2.

Advertisements

Introduction Equations are mathematical sentences that state two expressions are equal. In order to solve equations in algebra, you must perform operations.

Begin by writing the prime factorization of each number.

Tell which property is being illustrated.

4.3 The Inverse of a Matrix Warm-up (IN)

EXAMPLE 2 Identifying Prime and Composite Numbers

EXAMPLE 3 Using the Associative Property = = Associative property of addition Add fractions. Write as one. 5 5 Add. 4=

(2 + 1) + 4 = 2 + (1 + 4) Associative Property of Addition.

PROPERTIES REVIEW!. MULTIPLICATION PROPERTY OF EQUALITY.

Operations: Add, Subtract, Multiply, Divide

1. 3 x = x 3 2. K + 0 = K (3 + r) = (12 + 3) + r 4. 7 (3 + n) = n Name the Property Commutative of Multiplication Identity of Addition.

Properties of Multiplication Commutative Property of Multiplication If the order of factors changes, the product stays the same. 4 X 8 = 8 X 4 3 X 7 =

EXAMPLE 1 Identify similar solids Tell whether the given right rectangular prism is similar to the right rectangular prism shown at the right. a. b.

Objective The student will be able to: recognize and use the commutative and associative properties and the properties of equality.

Find the sum or difference. Then simplify if possible.

Lesson 2-2 Example Use the Commutative and/or Associative Properties to find the sum mentally Step 1 Look for two numbers whose sum is.

Holt CA Course 1 1-4Properties of Numbers Vocabulary.

Holt CA Course 1 1-4Properties of Numbers AF1.3 Apply algebraic order of operations and the commutative, associative, and distributive properties to evaluate.

Course Properties Learn how to identify properties of rational numbers and use them to simplify numerical expressions.

Using Properties of Addition Tell whether the commutative or associative property of addition allows you to rewrite the problem as shown. EXAMPLE 4 Explain.

EXAMPLE 4 Multiplying Numbers in Scientific Notation Find the product ( ) ( ). = ( ) ( ) = =

PROPERTIES OF OPERATIONS Section 5.3. PROPERTIES OF OPERATIONS  The _________ Property states that the order in which numbers are added or multiplied.

Holt CA Course 1 1-4Properties of Numbers Warm Up Warm Up California Standards Lesson Presentation Preview.

(2 + 1) + 4 = 2 + (1 + 4) Associative Property of Addition.

Lesson 1-4 Pages Properties Lesson Check 1-3.

Warm Up Problem A football team has a win to loss ratio of 8 : 7. What is their ratio of wins to games played? A. 7 : 8 B. 7 : 15 C. 8 : 15 D. 15 : 8.

Multiply Matrices Chapter 3.6. Matrix Multiplication Matrix multiplication is defined differently than matrix addition The matrices need not be of the.

Example 1 Multiplying Fractions a. 5 2 – 3 2 – Use rule for multiplying fractions. = 2 – () 2 – 5 3 Use rule for multiplying fractions. = – 5 Evaluate.

(2 + 1) + 4 = 2 + (1 + 4) Associative Property of Addition.

Distributive Commutative Addition Zero Property Additive Inverse 0 Multiplicative Identity Commutative Multiplication Multiplicative Inverse Additive Identity.

EXAMPLE 1 Find multiplicative inverses of numbers a. The multiplicative inverse of 1 5 – is – 5 because b. The multiplicative inverse of 6 7 – is 7 6 –

3.6 Multiplying Matrices Homework 3-17odd and odd.

Which list of numbers is ordered from least to greatest? 10 –3, , 1, 10, , 1, 10, 10 2, 10 – , 10 –3, 1, 10, , 10 –3,

(2 x 1) x 4 = 2 x (1 x 4) Associative Property of Multiplication 1.

Example 4 Using Multiplication Properties SOLUTION Identity property of multiplication () 16 a. 6 = Find the product. () 16 a.b. 15– () 0 Multiplication.

Properties of Algebra. 7 + ( ) = ( ) + 9.

Number Properties. Commutative Property of Addition Words: In a sum, you can add terms in any order. Numbers: 5 + (-6) Algebra: a + b b + a.

Slide #1 Multiplying Integers. Slide #2 Multiplying Integers 1.Use a raised dot or parentheses to express multiplication. 2.Multiply integers. 3.Identify.

 The Commutative Properties of Addition and Multiplication state: changing the order of the addends does not change the sum changing the order of the.

 Commutative Property of Addition  When adding two or more numbers or terms together, order is NOT important.  a + b = b + a  =

Integers: One of the positive or negative numbers I,2,3 Ex: 2+(-6)=-4.

Two Important Math Properties to Know Commutative Property of Multiplication: The order of a Mulitplication Problem doesn’t matter, the product is still.

Properties of Operations

Objective The student will be able to:

Commutative Property of Addition

Properties of Addition and Multiplication

Do Now Simplify  3 – (3 – 1) ÷ (3 + 2)

Properties of Addition and Multiplication

Introduction Equations are mathematical sentences that state two expressions are equal. In order to solve equations in algebra, you must perform operations.

Multiply with Decimals Greater Than 1

Properties of Math (practice 1)

Properties of Numbers Use mental math to simplify –2 • 13 • 5.

Lesson 5 Introductory Algebra Number Properties.

7) Properties LT# 1E.

Commutative and Associative Properties

Commutative Property Associative Property A. Addition

NAME THAT PROPERTY! For each of the equations below,

Multiplication Properties of Exponents

Name:______________________________ Date:________________

Presented by, Dr. Lori Jacobs

Objective The student will be able to:

Commutative Property Associative Property A. Addition

Presentation transcript:

EXAMPLE 4 Using Properties of Multiplication Tell whether the commutative or associative property of multiplication allows you to rewrite the problem as shown. Explain your choice =

EXAMPLE 4 Using Properties of Multiplication Tell whether the commutative or associative property of multiplication allows you to rewrite the problem as shown. Explain your choice = The commutative property of multiplication allows you to change the order of the numbers.

Standardized Text Practice GUIDED PRACTICE Tell which property of multiplication is shown. Explain your choice. for Example (3.25 5) 2 = 3.25 (5 2)

Standardized Text Practice GUIDED PRACTICE Tell which property of multiplication is shown. Explain your choice. for Example (3.25 5) 2 = 3.25 (5 2) ANSWERAssociative

Standardized Text Practice GUIDED PRACTICE Tell which property of multiplication is shown. Explain your choice. for Example (3.25 5) 2 = 3.25 (5 2) ANSWERAssociative =

Standardized Text Practice GUIDED PRACTICE Tell which property of multiplication is shown. Explain your choice. for Example (3.25 5) 2 = 3.25 (5 2) ANSWERAssociative = ANSWERCommutative