Use Expanded Form to Add 2-Digit Numbers | Place Value for Kids | Khan Academy Kids
1:22
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Use Expanded Form to Add 2-Digit Numbers | Place Value for Kids | Khan Academy Kids
Learn how to add 2-digit numbers by writing the numbers in expanded form. Peck shows a visual example with base 10 blocks. Adding with expanded form allows kids to understand addition conceptually and improves mental math skills. Visit us at https://www.khankids.org to learn more about Khan Academy Kids, a free educational app for preschool ...
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