Using estimation, what is the product of 8.6 x 4.1?
1 Answer
Sep 18, 2016
approximately 36
Explanation:
To obtain an estimate we require to 'round' the given numbers to the nearest whole number.
8.6 is more than half way to 9, 8.5 is half way. Thus 8.6 is nearer to 9 than 8.
4.1 is nearer to 4 than it is to 5.
As an estimate to the product use 9 and 4
#8.6xx4.1≈9xx4=36larr" is the estimate"#
#≈" means approximately"# The actual answer is 35.26
