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Explanations >> Grade 3
 
Table of Contents
  • Chapter 1
    Addition and Subtraction 3 and 4-Digit Numbers
  •  
    Addition with 3-Digit Numbers
  •  
    Addition with 4-Digit Numbers
  •  
    Subtraction with 3-Digit Numbers
  •  
    Subtraction with 4-Digit Numbers
  • Chapter 2
    Problem Solving: 3-4 Digit Addition and Subtraction
  • Chapter 3
    Multiplying a Multiple-Digit Number with a 1-Digit Number
  •  
    Mental Math
  •  
    Using Paper and Pencil
  • Chapter 4
    Dividing a Multiple-Digit Number with a 1-Digit Number
  •  
    Division without Remainders
  •  
    Division with Remainders
  • Chapter 5
    Multiplying a 2-Digit Number with a 2-Digit Number
  •  
    Mental Math
  •  
    Using Paper and Pencil
  • Chapter 6
    Problem Solving: Multidigit Multiplication and Division 1
  • Chapter 7
    Fractions
  •  
    Basis of Fractions
  •  
    Comparing Fractions
  •  
    Adding and Subtracting Fractions with Common Denominators
  • Chapter 8
    Decimals
  •  
    Basis of Decimals
  •  
    Comparing Decimals
  •  
    Adding and Subtracting Decimals to 2 Decimal Places
  • Chapter 9
    Customary Measurement
  •  
    Measuring Lengths in Inches
  •  
    Length Conversion (inches, feet, yards, and miles)
  •  
    Weight Conversion (ounces, pounds, and tons)
  • Chapter 10
    Metric Measurement
  •  
    Conversion (millimeters, centimeters, meters, and kilometers)
  •  
    Weight Conversion (Metric tons, grams, and kilograms)
  • Chapter 11
    Time
  •  
    Converting Time Units (hours, minutes, and seconds)
  •  
    24 Hour Clock
  •  
    Elapsed Time
  •  
    Problem Solving: Time, Elapsed Time, and Calendar
  • Chapter 12
    Geometry
  •  
    Parallel and Perpendicular
  •  
    Quadrilaterals
  •  
    Perimeter of Rectangles and Squares
  •  
    Area of Rectangles and Squares
  • Chapter 13
    Probability
  •  
    Likelihood and Basis of Probability