Question

Estimate the sum to nearest hundred$:$

$783+821$

Answer 1

We want to find out the given sum $783+821$

In $783$ the ten's digit is $8$$,$ increase the hundred digit by $1$ and replace the ten's and unit digit by $0$

nearest hundred to $783$ is $=800$

In $821$ the ten's digit is $2$$,$ unchanged the hundred digit and replace the ten's and unit digit by $0$

nearest hundred to $821$ is $=800$

Required sum$=800+800$

$=1600$

Hence$,$ the sum to the nearest hundred is $1600$