Dividing Decimals and Multiplication Basics

This video tutorial teaches how to divide decimal numbers by other decimal numbers. It begins with an introduction to the concept, followed by two detailed examples: dividing 319.2 by 2.28 and 0.765 by 0.9. The video explains the process of removing the decimal from the divisor by multiplying both the divisor and the dividend by powers of ten. It concludes with a recap of the method, emphasizing the importance of aligning decimal points and performing division as with whole numbers.

What is the first step in dividing a decimal number by another decimal number?

• Multiply both numbers by 10

• Add zeros to the numerator

• Remove the decimal from the divisor

• Subtract the smaller number from the larger one

How do you remove the decimal from the divisor 2.28?

• Multiply by 10

• Multiply by 100

• Divide by 10

• Divide by 100

After multiplying the divisor by 100, what should you do to the numerator?

• Subtract 100 from it

• Add 100 to it

• Divide it by 100

• Multiply it by 100

In the first example, what is the new numerator after adjusting for the decimal?

• 319.2

• 3192

• 31920

• 31.92

In the first example, what is the new divisor after removing the decimal?

• 2.28

• 2280

• 22.8

• 228

What is the result of dividing 319.2 by 2.28?

• 150

• 140

• 130

• 120

What is the result of 228 times 4 in the first example?

• 1122

• 1022

• 822

• 912

In the first example, what is the result of 228 times 1?

• 228

• 128

• 328

• 428

What is the final answer for the division in the first example?

• 170

• 160

• 150

• 140

What is the first step in the second example of dividing decimals?

• Subtract the divisor from the numerator

• Multiply the divisor by 100

• Remove the decimal from the divisor

• Add zeros to the divisor