Order of Operations and Fractions

This video tutorial covers solving multi-step problems with fractions and mixed numbers, emphasizing the use of parentheses and the order of operations (PEMDAS). It includes examples of word problems, demonstrating how to add and multiply fractions, and adapt scenarios to different contexts. The lesson concludes with a final example and a transition to the next module on dividing whole numbers.

What is the correct order of operations according to PEMDAS?

• Parentheses, Exponents, Multiplication, Division, Addition, Subtraction

• Parentheses, Multiplication, Exponents, Division, Addition, Subtraction

• Parentheses, Exponents, Addition, Subtraction, Multiplication, Division

• Exponents, Parentheses, Multiplication, Division, Addition, Subtraction

In the expression 10 - (1 + 2), what should be calculated first?

• 10 - 1

• 1 + 2

• 10 - 2

• None of the above

If you have 6 + 4 divided by 2, what is the result when calculated correctly?

• 5

• 10

• 6

• 8

How many one-fourth cup scoops are needed for a total of two and one-fourth cups of sugar?

• 8

• 10

• 7

• 9

What is the total amount of sugar needed for three cakes if one cake requires two and one-fourth cups?

• 6 and 1/2 cups

• 6 and 1/4 cups

• 6 and 3/4 cups

• 7 cups

How do you convert two and one-fourth into an improper fraction?

• 7/4

• 8/3

• 5/2

• 9/4

Emma has 6 and a half inches of ribbon. Tala has three-fourths of Emma's ribbon. How much ribbon does Tala have?

• 4 and 7/8 inches

• 4 and 3/4 inches

• 5 inches

• 4 and 1/2 inches

If Emma and Tala need a total of 12 inches of ribbon, do they have enough?

• Yes, they have more than 12 inches

• It cannot be determined

• Yes, they have exactly 12 inches

• No, they have less than 12 inches

What operation does the word 'of' usually indicate in a math problem?

• Addition

• Subtraction

• Multiplication

• Division

What is the result of adding 6 and 4/8 to 4 and 7/8?

• 10 and 7/8

• 11 and 1/8

• 10 and 5/8

• 11 and 3/8