Adding fractions with unlike denominators - free online math tutoring

What is the main challenge when adding fractions like 1/2 and 1/3?

• They are both improper fractions.

• They have different denominators.

• They have different numerators.

• They are both whole numbers.

What is the least common multiple (LCM) of 2 and 3?

• 4

• 5

• 6

• 9

Why is it important to multiply both the numerator and denominator by the same number when converting fractions?

• To keep the fraction equivalent.

• To make the fraction larger.

• To change the fraction to a whole number.

• To simplify the fraction.

What is the result of adding 1/2 and 1/3 after converting them to have a common denominator?

• 5/6

• 2/6

• 6/6

• 1/6

What is the common denominator used to add 1/2 and 1/3?

• 6

• 5

• 3

• 2