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Describe why estimating a sum or difference before adding or subtracting is useful?
If your calculations result in figure that is very different from your estimate then you know there has been a mistake: either in your estimate or your calculation. It means that you do not blindly continue with an incorrect answer.
What did you learn from adding and subtracting fractions?
I learned to always change the denominators before adding or subtracting the numerators. You must always have a common denominator before adding or subtracting.
What is estimate of 2314 671?
If you're adding those, you can see clearly that the actual answer is 2985 but if you have to, estimate 2300 + 670 = 2970
Do you estimate before the problem or after?
you must estimate before a problem then you can find out your real answer a compare
How do you estimate using front-end estimation?
by adding or subtracting the values of the digits in the front place
Estimate the sum of 586 and 317 by rounding numbers to the nearest hundred before adding?
900
Estimate the sum of 398 and 487 by rounding both numbers to the nearest hundred before adding?
400 + 500 = 900
What is the estimate of 15254?
The answer depends on what you want to use the estimate for. If it is being added to 1 billion, I would estimate it as 0. If adding to 25000, I would estimate it as 15000 and if adding to 0.075, I would leave it as it is.
What is the estimate of 8629?
The answer depends on what the estimation is for and what other numbers are involved. For example,if adding to 43, a good estimate is 8630. 8630 + 40 = 8670.if adding to 7243, a good estimate is 8600. 8600 + 7200 = 15800.if adding to 123456789987654231, a good estimate is 0.
How do you estimate 0.457?
For multiplication or division it is 0.5For addition or subtraction it depends on the other term(s). If adding to 1234 I would estimate 0.457 as 0 but if adding to 0.0000035 I would estimate it as 0.46
Why is it helpful to estimate the answer before adding or subtracting decimals?
It can be helpful for people who do not have a clue where the decimal point should go in the answer. For those who do know, the exercise is pointless.
Describe why estimating a sum or difference before adding or subtracting is useful?
If your calculations result in figure that is very different from your estimate then you know there has been a mistake: either in your estimate or your calculation. It means that you do not blindly continue with an incorrect answer.
What did you learn from adding and subtracting fractions?
I learned to always change the denominators before adding or subtracting the numerators. You must always have a common denominator before adding or subtracting.
How can estimating be helpful before finding the actual product?
It is helpful because when you are finished estimating (for example: multpliying, diving, adding or subtracting) it's like checking your work that's why it can be helpful to estimate before finding the actual product.
Why is NaOH heated before adding BaCl2?
By adding HCl, you can ensure the presence of the SO4(2-) ion.
Estimate the sum of 586 and 317 by rounding both numbers to the nearest hundred before adding?
586 and 317 to the nearest hundreds are 600 and 300. then, add 300 and 600 and you will get 900 for your answer
Write the word in which the consonant was doubled before adding -ing?
Write the word in which the consonant was doubled before adding -ing.
