.9 Repeating As A Fraction In Simplest Form

3 min read Jul 03, 2024
.9 Repeating As A Fraction In Simplest Form

.9 Repeating as a Fraction in Simplest Form

Have you ever wondered how to convert the repeating decimal .9 into a fraction in its simplest form? If so, you're in the right place! In this article, we'll explore the process of converting .9 repeating into a fraction.

What is .9 Repeating?

.9 repeating is a decimal that has a sequence of 9s that repeats indefinitely. It can be written as:

.9, .99, .999, .9999, ...

Converting .9 Repeating to a Fraction

To convert .9 repeating into a fraction, we can use a simple trick. Let's start by letting x = .9 repeating.

Since .9 repeating has an infinite sequence of 9s, we can multiply both sides of the equation by 10 to get:

10x = 9.9 repeating

Next, we'll subtract x from both sides of the equation to get:

9x = 9

Now, we can divide both sides of the equation by 9 to solve for x:

x = 1

So, .9 repeating is equal to 1! But we're not done yet. We still need to express it as a fraction in its simplest form.

Simplest Form of .9 Repeating as a Fraction

The simplest form of .9 repeating as a fraction is:

1/1

That's right, .9 repeating is equal to the fraction 1/1, which simplifies to 1.

Conclusion

In this article, we've learned how to convert .9 repeating into a fraction in its simplest form. By using a simple trick and performing a few algebraic manipulations, we've shown that .9 repeating is equal to 1, or 1/1 in fraction form.

I hope this helps!

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