Base Ten expanded form

Math

• The Third-grade child has learned the concept of base ten expanded form, which involves breaking down a number into its various place values.
• They have learned to represent a number in expanded form by writing the value of each digit in its respective place value.
• They have practiced converting a number from standard form to expanded form and vice versa.
• The child has also learned to identify the place value of each digit in a number.

For continued development related to the activity, encourage the child to practice writing numbers in expanded form for larger numbers with more digits. They can also explore real-life examples where understanding place value and expanded form is important, such as reading large numbers on price tags, understanding the value of money, or measuring distances.

Book Recommendations

• Math Curse by Jon Scieszka and Lane Smith: This humorous book takes a unique approach to teach various math concepts, including place value and expanded form.
• A Place for Zero: A Math Adventure by Angeline Sparagna LoPresti: This engaging story introduces children to the concept of place value and the importance of zero in our number system.
• Math Potatoes: Mind-stretching Brain Food by Greg Tang: This book presents math riddles and puzzles that help children develop their problem-solving skills, including understanding numbers in expanded form.