use the number line to describe how to round 450 to the nearest hundred

The round-up of 450 into the nearest hundreds will be 500.
The number system is a way to represent or express numbers.
A decimal number is a very common number that we use frequently.
Since the decimal number system employs ten digits from 0 to 9, it has a base of 10.
Any of the multiple sets of symbols and the guidelines for utilizing them to represent numbers are included in the Number System.
In order to round up any digits to the nearest hundred then we need to look into the tens digit of that number if the tens digit is 1 to 4 then we will round down and if the tens digit is 5 to 9 then we will round it up.
In 450 the tens digit is 5 so we will round up to the nearest hundred so it will be 500.
Hence "The round-up of 450 into the nearest hundreds will be 500".
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