Question

what is the best estimate for the product of 289 and 7?

Answer 1

the product of 289 and 7 is 2023

Answer 2

Answer:

The best estimate for the product of 289 and 7 is 2900

Step-by-step explanation:

Step 1:

To calculate the best estimate for the product of 289 and 7

Since 7 is the unit digit number, round the integers nearest to ones  

Rounding integers to nearest ones,

Step 2:

So,

289 changes to 290

7 changes to 10

Step 3:

So,

Product of rounding the value will be given by:

290 X 10

=2900