Oh, dude, rounding 21 to the nearest hundred? That's like asking me to find a unicorn in a haystack. But hey, technically speaking, when you round 21 to the nearest hundred, it stays as 21. It's like trying to make a penny into a dollar - just not gonna happen.
21 rounded to the nearest hundred is zero. -- The even hundred above 21 is 100. -- The even hundred below 21 is zero. -- 21 is closer to the lower one than it is to the higher one.
100
100
0
9000
Rounded to the nearest hundred, 21 is approximately equal to 0.
853 rounded to the nearest 100: 900. 10853 rounded to the nearest 100: 10900.
21 rounded to the nearest hundred is zero. -- The even hundred above 21 is 100. -- The even hundred below 21 is zero. -- 21 is closer to the lower one than it is to the higher one.
100
100
0
555 rounded to the nearest 100 is 600.
97 rounded to the nearest hundred is 100. 97 rounded to the nearest ten is 100
100
100
100
0