673
673
To the nearest hundred, 400
400
Four numbers that round to 400 are 395, 396, 404, and 405. These numbers round to 400 when using standard rounding rules, where any number ending in 0-4 rounds down and 5-9 rounds up.
Half of 100 is 50, so the largest number that ought to round to 400 to the nearest 100 would be 400 + 50 = 450; however, numbers exactly half way round up, so the largest whole number that rounds to 400 is one less than this, namely 450 - 1 = 449.
well it matters what are the numbers that you want to see if it rounds to 400 but any thing like 350.00 to 400 you would round to 400 or 430.00 to 400 you would round to 400 also
400
400
To round off the number 408.9 to one significant figure (sf), you look at the first non-zero digit, which is 4. The next digit is 0, which does not round the 4 up, so the rounded number is 400. Therefore, 408.9 rounded to one significant figure is 400.
400
It is 450.
To round 351 to the nearest hundred, you need to look at the tens digit, which is 5 in this case. Since 5 is equal to or greater than 5, you round up the hundreds digit by 1. Therefore, 351 rounded to the nearest hundred is 400.