Estimate 22 × 11 by rounding off to the nearest tens.

200

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

400

No worries! We‘ve got your back. Try BYJU‘S free classes today!

100

No worries! We‘ve got your back. Try BYJU‘S free classes today!

300

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A 200
Say:
$∙$ Estimation is approximating the given value to make the calculation easier.

$∙$ Round off the given numbers to the nearest tens.

Steps:
$∙$ What is the estimated value of 22?
Ans: 20 (WB1)

$∙$ What is the estimated value of 11?
Ans: 10 (WB1)

$∙$ What is the estimated value of 22 × 11?
Ans: 20 × 10 = 200 (WB2)

WB1:

WB2:

Suggest Corrections

Similar questions

Q. Give a rough estimate (by rounding off to nearest hundreds) and also a closer estimate
(by rounding off to nearest tens):
4,89,348 – 48,366

Question 2(d)

Give a rough estimate (by rounding off to nearest hundreds) and also a closer estimate
(by rounding off to nearest tens):
4,89,348 – 48,365

Q. Calculate a rough estimate (by rounding off to nearest hundreds) and also a closer estimate (by rounding off to nearest tens):
8326 – 491. What is the difference between the two estimates?

Q. Give an estimate of the sum by rounding off to nearest tens:
439 + 334 + 4317

Q. Estimate 111 x 36 by rounding off both the number to the nearest tens, before multiplication.

Join BYJU'S Learning Program