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Question
Estimate the following using general rule:
28,292 – 21,496
28,292 – 21,496
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Solution
We can round off each term to its nearest thousand to make our calculation easy.
28,292 can be rounded off to 28,000.
21,496 can be rounded off to 21,000.
Hence, the estimated difference = 28,000 - 21,000 = 7,000.
We can round off each term to its nearest thousand to make our calculation easy.
28,292 can be rounded off to 28,000.
21,496 can be rounded off to 21,000.
Hence, the estimated difference = 28,000 - 21,000 = 7,000.
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