Dividing Decimals and Fractions

The video tutorial explains how to divide decimals by decimals. It begins with an introduction to the concept, followed by a detailed step-by-step process using the example of dividing 14.686 by 2.8. The tutorial then presents a story problem involving wire length to demonstrate the application of decimal division in real-world scenarios. The video concludes with tips on ensuring the denominator is a natural number by multiplying with powers of ten.

What is the first step in dividing decimals by decimals?

• Convert the divisor to a fraction

• Write the division as a fraction

• Multiply the numerator by 10

• Subtract the decimals

How do you convert the divisor to a natural number?

• Subtract 1 from the divisor

• Multiply the divisor by a power of 10

• Add 10 to the divisor

• Divide the divisor by 10

Why do we multiply the numerator by the same power of 10 as the denominator?

• To simplify the fraction

• To maintain the equivalent fraction

• To change the fraction

• To make the numerator larger

What is the result of dividing 146.86 by 28?

• 5.24

• 5.245

• 5.25

• 5.246

In the story problem, what is the length of each piece of wire?

• 0.11 meters

• 1.1 meters

• 11 meters

• 0.011 meters

How many pieces of wire do we get from 18.81 meters of wire?

• 171

• 181

• 161

• 191

What should you remember when dividing decimals by decimals?

• Multiply both numerator and denominator by 2

• Subtract decimals from the numerator

• Always add 10 to the numerator

• Convert the denominator to a natural number