Estimation

Q.

Find the estimated sum of the following: $5290+17986$

Q.

Find the estimated sum of the following : $13805+2868$

Q.

Write the smallest and greatest $7$ digit number.

Q.

Question 2(a)

Give a rough estimate (by rounding off to nearest hundreds) and also a closer estimate
(by rounding off to nearest tens):
439 + 334 + 4317

Q.

Question 112

Fill in the blank to make the statement true.
The population of Pune was 2538473 in 2001. Rounded off to nearest thousands, the population was ..............

Q.

Round each addend to the nearest rupee

Estimate the sum

Q.

Estimate the products:

$314\times 28$

Q.

Estimate the products:

$518\times 19$

Q. Neha wants to estimate the product of 293 and 724. What would be the BEST way to do so?

1. $200\times 700$
2. $300\times 700$
3. $300\times 700$
4. $300\times 800$

Q. How can I estimate the number 1234888 to the nearest lakhs ??

Q. A printer and monitor together cost $356$. The monitor costs $20$ more than two times the printer. How much do the printer and monitor cost separately?

1. $244$
2. $243$
3. $245$
4. $250$

Q.

Estimate the products:

$589\times 13$

Q. estimate each of the following genral rule

12904+2888

Q.

Estimate the products:

$21\times 29$

Q.

Estimate the products:

$68\times 19$

Q.

Roni went to the market with Rs.1000. She bought a saree for Rs.375, a pair of shoes for Rs.155 and a shawl for Rs.285. How much money is left with her? Round it off to the nearest hundred and write the answer.
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