Understand Integer Definition: Understand what an integer is. An integer is a whole number that does not include any fractions or decimals. It can be positive, negative, or 0.
Examine Number 3.640: Examine the number 3.640. The number 3.640 has digits after the decimal point, which means it is not a whole number.
Determine Integer Status: Determine if 3.640 can be considered an integer.Since 3.640 has digits after the decimal point, it is not an integer, even though the digits after the decimal point represent a fraction equivalent to zero (640/1000=0 when rounded to the nearest whole number).
Choose Correct Answer: Choose the correct answer from the given choices.The correct answer is (B) no, because 3.640 is not an integer.