What third graders should know


  • Add and subtract two- and three-digit numbers with regrouping (i.e. making ones into tens, tens into hundreds)
  • Find the answers to simple multiplication problems using repeated addition or counting by multiples 
  • Understand place value up to four digits 
    Time and Measurement— 
  • Tell time accurately using an analog (non-digital) clock
  • Estimate and measure objects using various units of measurement
  • Collect, organize, display, and interpret numerical data in diagrams, graphs, charts, and tables
  • Find fractions (e.g. one-third, one-fourth) of a group of objects
    Problem Solving—
  • Solve time problems (e.g. problems involving minutes or hours)
  • Know when to add, subtract, or multiply to solve a problem
  • Use a variety of different strategies (e.g. using manipulatives, calculators, drawings, or sketches) to solve a problem
  • Demonstrate an understanding of mathematical problems using words, pictures, and symbols



  • Read, understand, interpret, and evaluate age-appropriate fiction and non-fiction
  • Demonstrate an understanding by answering questions aloud and in written form
  • Recognize the topic of a story and the details that support the story’s theme
  • Relate new information to things he or she already knows
  • Accurately read grade-appropriate material aloud
  • Organize thoughts and information for writing and revising written work
  • Stay on topic and include appropriate facts and details
  • Write for a variety of purposes and audiences
  • Correctly use spelling, grammar, capitalization, and punctuation
    Speaking and Listening— 
  • Listen and speak effectively in formal and informal settings Vocabulary, Phonics, and Study Skills—
  • Continue to develop vocabulary and fluency in reading
  • Use phonics (sounding out) and context clues (understanding other words in a sentence) to determine the meaning of unfamiliar words
  • Correctly use reference materials (e.g. dictionary, encyclopedia)