A coompatible number can be used to estimate a quotient when divided a decimal by a whole number by ensuring that they've same factors.
It should be noted that in mathematics, compatible numbers are the numbers which are easy to add, subtract, multiply, or divide mentally.
Compatible numbers are close in value to the actual numbers that make estimating the answer and computing problems easier
In arithmetic, a quotient is a quantity produced by the division of two numbers.
Therefore, the compatible number can be used to estimate a quotient when divided a decimal by a whole number by ensuring that they've same factors.
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