$1,70,51,972$ is rounded off as $1,70,00,000$ to the nearest lakh.

Round off the following to the given nearest place.

$4,065;$ hundred

Round off the following to the given nearest place.

$44,555;$ thousand

Round off the following to the given the nearest place.

$86,943;$ ten thousand

Round off the following to the given nearest place.

$50,81,739;$ lakh

Round off the following to the nearest ten crore place.

$33,75,98,482$

Estimate by rounding off each number to the nearest hundred.

$8074+4178$

Estimate by rounding off each number to the nearest hundred.

$1768977+130589$