You are watching: 51 rounded to the nearest hundred
849 has an 8 together its hundreds number so we can pick to round down to 800 or round approximately 900.We look in ~ the number in the 10s column, i m sorry is 4.This number is ‘4 or less’ and so we round down.849 rounds under to 800.This method that 849 is nearer come 800 보다 900.We can see the it is just prior to 850, which is the halfway allude between 800 and also 900.
Rounding to the Nearest Hundred: interaction QuestionsRounding to the Nearest Hundred: interaction QuestionsRounding to the Nearest 100 Worksheets and also Answers
This method that 30 rounds down to zero as soon as rounded come the nearest hundred.Here is the number 60.We deserve to see that 60 is closer to 100 than it is to zero.
We have to decide even if it is to ring 50 up or down.We decision to ring 50 as much as 100 due to the fact that we can make a preeminence for rounding.51, 52, 53, 54, 55, 56, 57, 58 and 59 space all nearer to 100 than they are to 0.If likewise round 50 up then we deserve to say that if the 10s digit is 5 or more, then us round up.Even if we have actually a number choose 50.1, the is nearer to 100 than it is come 0. If there is any type of other number added to 50, that is nearer come 100 and so, that is most basic to say that 50 rounds up.
The digit in the tens shaft of 52 is 5. 52 has 5 tens in it.5 is ‘5 or more’ and also so us round that up.When first teaching round off to the nearest hundred it is important to explain that we space actually writing down the nearest number in the 100 time table come the number we have.Number lines can be a useful means to present the principle of round off as it permits us to see the dimension of each number and where that is in relationship with various other numbers.Once this concept is understood, the is encourage to just look in ~ the tens digit to decide on exactly how to round.
How to ring to the Nearest HundredTo round to the nearest hundred:Look in ~ the 10s digit the the number.If it is 5 or more, round up.If it is 4 or less, round down.To round up, rise the hundreds digit by 1 and set the tens and also ones number in the number come 0.To ring down, store the hundreds number the same and set the tens and also ones number in the number to 0.Here is an example in which we will round 379 to the nearest hundred.The first step is to look in ~ the 10s digit, i beg your pardon is 7.7 is ‘5 or more’ and so us round 379 up.
To round down, we store the hundreds number the exact same but change the various other digits to zero.The 6 in the hundreds obelisk remains the same but the 2 and also the 8 are set to zero.628 rounds under to 600 as soon as rounded to the nearest hundred.In this example of rounding to the nearest hundred we look in ~ 849.The hundreds number is 8 and also so, the an option is to store 8 together 8, or round it approximately a 9. 849 is in between 800 and 900.We an initial look at the 10s digit, which is 4.4 is ‘4 or less’ and also so us round down.
We at this time have a 1 in the hundreds column. To round up, this 1 increases to a 2 and the number after this are collection to zero.3161 rounds approximately 3200.We previously has 31 hundreds and now we have actually 32 hundreds.This method that 3161 is nearer to 3200 보다 it is to 3100.Here is an example of round off 4982 come the nearest hundred.Rounding to the nearest hundred way that we create down the nearest multiple of 100 to our number.We have actually 49 hundreds in 4982. This means that us decide between rounding come 49 hundreds and 50 hundreds.4982 is in in between 4900 and also 5000.We look in ~ the tens digit, i beg your pardon is 8.
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8 is ‘5 or more’ and so, we round up.We boost 49 hundreds come 50 hundreds.4982 rounds up to 5000. This method that 4982 is nearer come 5000 보다 it is come 4900.4982 is bigger than 4950. 4950 is halfway between 4900 and 5000.