Adding and Converting Mixed Numbers

The video tutorial explains how to add mixed numbers by first visualizing them, then finding the least common multiple of the denominators to convert the fractions to a common denominator. It demonstrates converting fractions to tenths and then adding them to find the sum of the mixed numbers.

What is the first step in adding mixed numbers?

• Find a common denominator

• Convert fractions to decimals

• Add the whole numbers

• Subtract the fractions

How is one and two-fifths visually represented?

• Two wholes and one-fifth

• One whole and three-fifths

• Two wholes and two-fifths

• One whole and two-fifths

How many equal parts are used to represent two-fifths?

• 5 equal parts

• 10 equal parts

• 15 equal parts

• 20 equal parts

Why do we need a common denominator when adding fractions?

• To simplify the fractions

• To make the fractions larger

• To ensure the fractions are comparable

• To convert fractions to whole numbers

What is the least common multiple of 5 and 2?

• 5

• 20

• 10

• 15

What is the purpose of finding a common denominator?

• To convert fractions to whole numbers

• To make fractions smaller

• To subtract fractions easily

• To add fractions easily

How many tenths is two-fifths equivalent to?

• 8 tenths

• 6 tenths

• 4 tenths

• 2 tenths

What is the equivalent of one-half in tenths?

• 5 tenths

• 2 tenths

• 3 tenths

• 4 tenths

What is the first step in converting fractions to a common denominator?

• Find the least common multiple

• Subtract the fractions

• Add the fractions

• Multiply the fractions

What is the sum of the whole numbers in the problem?

• 1

• 2

• 3

• 4