800 Because if you round 781 up to the nearest hundred, you would simply look at the number after the 7. If it is bigger than 5 then you round up
If you round 781 to the nearest hundred it would be 800. Your Welcome :)
To round 781 to the nearest hundred, we check the tens digit, which is 8. Since 8 is greater than 5, we round up the hundreds digit from 7 to 8, resulting in 800. Therefore, 781 rounded to the nearest hundred is 800.
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