Multiplying by 10, 100, and 1,000 for 4th Grade
This lesson covers multiplying by 10, 100, and 1,000 for fourth-grade math. Use the examples and practice below to build confidence and skill.
DETAILED EXPLANATION
When we multiply a whole number by 10, 100, or 1,000, we can think of shifting digits left or adding zeros. 42 × 10 = 420; 42 × 100 = 4,200; 42 × 1,000 = 42,000.
WORKED EXAMPLES WITH STEP BY STEP SOLUTIONS
Example 1
Find 35 × 100.
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Solutions:
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Step 1: Apply the concept from the lesson above.
Step 2: Carry out the operation or reasoning.
Answer: 35 × 100 = 3,500
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