Round 7782 to the nearest hundred round 992449 to the nearest hundred thousand

1. 7,782

The number '7' is located in the hundreds place. Since there is a number '8' next to it, it's telling that number to go up 

7,782 ⇒ 7,800

2. 992,449

The number '9' is located in the hundred thousands place. Since there is another '9' next to it, it's telling that number to go up

992,449 ⇒ 1,000,000