Adding Decimals and Place Values

The video tutorial from MooMooMath and Science explains how to add decimals by aligning the decimal points. It demonstrates this with examples, showing how to add placeholder zeros to make the addition process clearer. The tutorial concludes with a final example to reinforce the concept.

Why is it important to line up the decimal points when adding decimals?

• To ensure the correct place values are added

• To make the addition faster

• To make the numbers look neat

• To avoid using a calculator

What is the sum of 1.2 and 0.54 when the decimals are lined up correctly?

• 1.64

• 1.84

• 1.94

• 1.74

How can adding placeholder zeros help when adding decimals?

• It helps in aligning the numbers correctly

• It makes the numbers larger

• It changes the value of the numbers

• It makes the addition process faster

What is the result of adding 0.75 and 25.1 with placeholder zeros?

• 25.95

• 26.05

• 25.85

• 25.75

In the second example, what is the sum of 0.75 and 25.1?

• 26.05

• 25.75

• 25.85

• 25.95

What is the final result of adding 0.75 and 25.1 in the reinforcement example?

• 26.05

• 25.95

• 25.85

• 25.75