It means using only the first non-zero digit (rounded up if required), and replacing all other digits by zero.
Front end estimation- An estimation method in which the front digits are added or subtracted
There is no end to pi! so there is no ending digit in this irrational number. There is no last digit in pi because it goes on forever. Usually people shorten it to 3.14.
Positive 3-digit numbers are any numbers between 100 and 999. They are not negative (no "-" sign in front) and are three digits.
The entire number to the left of the decimal.Example:567.345567 is the front end number
The front-end digit of 5.28 is 5.
It is 9.
8
9
2
3 is your front end digit nothing in the numbers can round up so it would seem that 300 would be it
1
5
9
front end estimation for 25.9 + 3.6 Would the answer be 30 + 7 = 37?
Front end rounding is taking the first digit and making the rest 0. 75 would be 70 in front end rounding.
11