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Chapter topics:
- Estimating products of numbers
- By rounding off the factors to the nearest ten
- Example 4
- Practice exercise 3
- By using other methods
- Practice exercise 4
A valid license for package „Opiq Private User Package”, „Opiq Pupil Package” or „Opiq Teacher Package” is required to use the kit. Click the link with the package name to learn more about the package and order a license.
If you have a valid license, log in to view the chapter.
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