math help

What is 4/9 - 6/9?

What is 4/9 - 6/9?

Here's how to subtract 6/9 from 4/9:

4
9
 −
6
9

Step 1

Since our denominators match, we can subtract the numerators.

4 − 6 = -2

So the answer is:

-2
9

Step 2

Last of all, we need to simplify the fraction, if possible. Can it be reduced to a simpler fraction?

To find out, we try dividing it by 2...

Nope! So now we try the next greatest prime number, 3...

No good. 3 is larger than -2. So we're done reducing.

There you have it! The final answer is:
4
9
 −
6
9
 = −
2
9

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