Understanding Fractions and Solving Equations

The video tutorial explains how to determine the height of Aidan's brother given that Aidan is 39 inches tall and is four-sevenths as tall as his brother. The tutorial walks through setting up the equation, solving it by multiplying by the reciprocal, simplifying fractions, and calculating the result. The final answer is rounded to the nearest inch, concluding that the brother's height is approximately 68 inches.

What is Aidan's height in inches?

• 50 inches

• 45 inches

• 60 inches

• 39 inches

Tags

CCSS.5.NF.B.5B

If Aidan is four-sevenths as tall as his brother, what fraction represents his brother's height compared to Aidan's?

• 7/4

• 3/4

• 4/7

• 1/2

Tags

CCSS.6.NS.A.1

What operation is equivalent to dividing by a fraction?

• Dividing by the reciprocal

• Subtracting the fraction

• Adding the fraction

• Multiplying by the reciprocal

Tags

CCSS.5.NF.B.5B

What is the result of multiplying seven-fourths by four-sevenths?

• 1

• 0

• 7

• 4

What common factors are used to simplify the equation?

• Five and six

• Eight and nine

• Seven and four

• Two and three

Tags

CCSS.3.NF.A.3C

How is the number 39 expressed as a fraction?

• 0/1

• 39/39

• 1/39

• 39/1

Tags

CCSS.4.NBT.B.5

What is the product of seven times 39?

• 273

• 300

• 280

• 250

Tags

CCSS.4.NBT.B.6

What is the result of dividing 273 by 4?

• 60

• 68.25

• 65

• 70

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

To what value is the brother's height rounded?

• 69 inches

• 70 inches

• 68 inches

• 67 inches

Tags

CCSS.2.MD.A.3

What is the final approximate height of Aidan's brother in inches?

• 72 inches

• 70 inches

• 68 inches

• 65 inches

Tags

CCSS.2.MD.A.3