Operations on Fractions

What is a mixed number?

• A whole number only

• A proper fraction only

• A whole number combined with a proper fraction (e.g., 1 1/2)

• A decimal number

What is the sum of 1/2 and 1/3 in lowest terms?

• 2/5

• 3/6

• 5/6

• 4/6

How do you add fractions with the same denominator?

• Keep the denominator the same and add the numerators.

• Multiply the denominators and add the numerators.

• Add the denominators and keep the numerators the same.

• Subtract the numerators and keep the denominators the same.

What is the process for subtracting fractions?

• To subtract fractions with the same denominator, subtract the numerators and keep the denominator.

• To subtract fractions, always convert them to decimals first.

• To subtract fractions, multiply the denominators and then subtract the numerators.

• To subtract fractions, find the least common multiple of the denominators and then subtract the numerators.

What is the greatest common factor (GCF)?

• The smallest multiple of two numbers.

• The largest factor that two or more numbers share, used to simplify fractions.

• The sum of two numbers.

• The difference between two numbers.

How do you divide fractions?

• Multiply by the reciprocal of the second fraction.

• Add the numerators and denominators of both fractions.

• Subtract the second fraction from the first fraction.

• Multiply both fractions together.

How do you multiply fractions?

• Multiply the numerators and add the denominators.

• Multiply the numerators together and the denominators together.

• Add the numerators and multiply the denominators.

• Multiply the denominators and add the numerators.

What is the difference between 3/4 and 1/2 in lowest terms?

• 1/2

• 1/3

• 1/4

• 2/4

What is a common denominator?

• A shared multiple of the denominators of two or more fractions, allowing them to be added or subtracted.

• A number that is only divisible by one and itself.

• The largest denominator among a set of fractions.

• A fraction that has a numerator of one.

What is the least common multiple (LCM)?

• The largest multiple that two or more numbers share.

• The smallest multiple that two or more numbers share.

• A method to find the greatest common divisor.

• The sum of two or more numbers.