Adding and Subtracting Mixed Numbers Challenges

The video tutorial covers solving word problems involving mixed numbers. It begins with an addition problem where David's total walking distance over two days is calculated by converting mixed numbers to improper fractions and finding a common denominator. The second problem involves subtraction, where Kerry's remaining ribbon length is determined using similar fraction conversion and simplification techniques. The tutorial emphasizes converting mixed numbers to improper fractions and finding common denominators for accurate calculations.

What is the main topic discussed in the video?

• Dividing mixed numbers

• Simplifying fractions

• Adding and subtracting mixed number word problems

• Multiplying mixed numbers

How far did David walk in total?

• 5 and 13/15 miles

• 4 and 1/3 miles

• 5 and 1/2 miles

• 6 miles

What is the improper fraction equivalent of 2 and 1/5?

• 9/5

• 10/5

• 12/5

• 11/5

What is the common denominator used for adding 11/5 and 11/3?

• 20

• 10

• 15

• 30

What is the sum of 33/15 and 55/15?

• 77/15

• 88/15

• 99/15

• 66/15

How many times does 15 go into 88?

• 4 times

• 5 times

• 7 times

• 6 times

How much ribbon did Kerry have initially?

• 4 and 1/3 yards

• 5 and 1/3 yards

• 6 and 1/3 yards

• 3 and 1/3 yards

How much ribbon did Kerry cut to wrap presents?

• 2 and 1/6 yards

• 2 and 2/3 yards

• 2 and 5/6 yards

• 2 and 4/6 yards

What is the improper fraction equivalent of 4 and 1/3?

• 13/3

• 14/3

• 15/3

• 12/3

How much ribbon does Kerry have left after cutting?

• 1 and 1/3 yards

• 1 and 1/2 yards

• 1 and 2/3 yards

• 1 and 3/4 yards