Multiplying Whole Numbers

Section 1.3

Objectives

• Multiply whole numbers

• Estimate the product of whole numbers

• Find the area of a rectangle

Objective 1:Multiply whole numbers

Objective 1

• Factors – Numbers that are being multiplied

• Product – The answer to a multiplication exercise

• Multiplication – Shortcut for repeated addition

• Multiplication property of zero

• Multiplication property of one

Objective 2:Estimate the product of whole

numbers

Objective 2

• Front rounding – round to highest place value

• Then, multiply

Objective 3:Find the area of a rectangle

Objective 3

• Area of a polygon is measure of space inside polygon

• Area of rectangle = length x width

• Answer must also include units of measurement