Adding Decimals Made Easy

The video tutorial by Mr. J covers how to add decimals, emphasizing the importance of aligning decimal points. It provides two examples, demonstrating the process step-by-step, and highlights common mistakes to avoid. The tutorial concludes with a recap of the key points, ensuring viewers understand how to correctly add decimals.

What is the first step in adding decimals?

• Align the digits

• Add placeholder ones

• Start adding from the left

• Align the decimals

In the example of adding 18.4 and 6.72, what is the sum of the hundredths place?

• 0

• 2

• 6

• 4

Why do we use placeholder zeros when adding decimals?

• To make the problem look more complex

• To change the value of the decimal

• To better align the decimals

• To make the problem easier to read

What is a common mistake when adding decimals?

• Using placeholder ones

• Not aligning the digits

• Not aligning the decimals

• Starting from the left

What is the correct way to align decimals in a problem?

• Align the tens place

• Align the decimals

• Align the digits

• Align the ones place

In the example of adding 55.909 and 23.3, what is the sum of the thousandths place?

• 12

• 3

• 0

• 9

What is the sum of 55.909 and 23.3?

• 78.109

• 79.109

• 78.209

• 79.209

What should you do after aligning the decimals and adding the digits?

• Subtract the smaller number

• Add placeholder ones

• Bring the decimal straight down

• Round the result

What is the sum of the ones place in the example of adding 55.909 and 23.3?

• 6

• 8

• 12

• 9

What is the final step in adding decimals?

• Align the decimals

• Align the digits

• Add placeholder zeros

• Add the digits