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How do you estimate using front-end estimation?
by adding or subtracting the values of the digits in the front place
What is front end rounding of 37145?
Front end rounding is using the first or the first two digits to make an estimation. 37145 would be rounded to 40000.
How much digits are in pi?
Pi is infinite so there is no end to the amount of digits in it.Pi is infinite so there is no end to the amount of digits in it.Pi is infinite so there is no end to the amount of digits in it.Pi is infinite so there is no end to the amount of digits in it.Pi is infinite so there is no end to the amount of digits in it.Pi is infinite so there is no end to the amount of digits in it.Pi is infinite so there is no end to the amount of digits in it.Pi is infinite so there is no end to the amount of digits in it.Pi is infinite so there is no end to the amount of digits in it.Pi is infinite so there is no end to the amount of digits in it.Pi is infinite so there is no end to the amount of digits in it.
Why is it smart to use rounding on front end estimation after finding an answer?
By using front end estimation, the numbers that you start of with have only one significant digit. It is, therefore, nonsense to have an answer with loads of significant digits.
How do you use front-end estimation to estimate the sum 7.821 plus 7.1?
23
