Estimate the $9 x 792$ by rounding off the number to its greatest place.

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Solution

Step 1. Rounding off the numbers to the nearest hundred.
Rounding off the number $9$ to its greatest place is $10$
Rounding off the number $792$ to its greatest place is $800$
Step 2.Find products
$10 x 800 = 8000$
Hence estimate value of $9 x 792$ to its greatest place is $8000$ .

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