Reading and Writing Numbers in Different Forms for 4th Grade
A number can be written in standard form, expanded form, and word form, and each shows something different about its place values. Expanded form makes the value of each digit explicit, which is what makes it useful before regrouping. The examples below cover all three.
DETAILED EXPLANATION
Numbers can be written in standard form (e.g., 52,341), expanded form (50,000 + 2,000 + 300 + 40 + 1), and word form (fifty-two thousand, three hundred forty-one). Moving between these forms strengthens place value understanding.
WORKED EXAMPLES WITH STEP BY STEP SOLUTIONS
Example 1
Write 8,906 in expanded form.
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Solutions:
Step 1: Apply the concept from the lesson above.
Step 2: Carry out the operation or reasoning.
Answer: 8,906 = 8,000 + 900 + 0 + 6 or 8,000 + 900 + 6
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