Whole Numbers:
Key Words:
- Expanded form
- Standard form
- Front-end rounding
- Compatible numbers
- Compensations
- Expanded form
- Standard form
- Front-end rounding
- Compatible numbers
- Compensations
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Lesson 1: Numbers to 100 000
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Lesson 2: Exploring One Million
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Lesson 3: Representing Numbers
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Lesson 4: Estimating Sums
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Lesson 5: Using Benchmarks to Estimate
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Lesson 6: Estimating Differences
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Lesson 7: Using Estimating to Check Answers
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