IM Unit 3 Test Review Operations of Fractions

How do you simplify the fraction 4/8?

• Divide both the numerator and denominator by their greatest common divisor, which is 4, resulting in 1/2.

• Multiply both the numerator and denominator by 2, resulting in 8/16.

• Add 2 to both the numerator and denominator, resulting in 6/10.

• Subtract 2 from both the numerator and denominator, resulting in 2/6.

What is the sum of 3/8 and 5/8?

• 0.5

• 1

• 1.5

• 2

What is the definition of an improper fraction?

• A fraction where the numerator is less than the denominator.

• A fraction where the numerator is equal to the denominator.

• A fraction where the numerator is greater than or equal to the denominator.

• A fraction that cannot be simplified.

What is the process for adding fractions with different denominators?

• Find a common denominator, convert the fractions, then add the numerators.

• Simply add the numerators and denominators directly.

• Multiply the denominators and add the numerators.

• Convert both fractions to decimals and then add them.

What is the sum of 1/2 and 1/2?

• 1/2

• 1 whole

• 3/2

• 2/2

What is the process for adding fractions with the same denominator?

• Add the numerators together and keep the denominator the same.

• Multiply the denominators and add the numerators.

• Add the denominators together and keep the numerator the same.

• Subtract the numerators and keep the denominator the same.

What is the least common denominator (LCD)?

• The largest multiple that two or more denominators share.

• The smallest multiple that two or more denominators share.

• The sum of two or more denominators.

• The difference between two or more denominators.

What is the definition of a proper fraction?

• A fraction where the numerator is greater than the denominator.

• A fraction where the numerator is equal to the denominator.

• A fraction where the numerator is less than the denominator.

• A fraction that cannot be simplified.

How do you multiply a whole number by a fraction?

• Multiply the whole number by the numerator of the fraction and keep the denominator the same.

• Add the whole number to the numerator of the fraction and divide by the denominator.

• Multiply the whole number by the denominator of the fraction and keep the numerator the same.

• Subtract the whole number from the fraction and simplify.

What is a mixed number?

• A whole number only, such as 2.

• A proper fraction only, such as 1/4.

• A whole number combined with a proper fraction, such as 2 1/4.

• A decimal number, such as 2.25.