**1 5/3-4: Understanding Mixed Numbers**

In mathematics, mixed numbers are a combination of a whole number and a fraction. They are used to represent quantities that are not whole units. One such mixed number is 1 5/3-4, which may seem confusing at first, but is actually a simple concept to understand.

**What is 1 5/3-4?**

1 5/3-4 is a mixed number that can be broken down into its whole number part and its fractional part. The whole number part is 1, and the fractional part is 5/3-4.

**Breaking Down the Fractional Part**

The fractional part of 1 5/3-4 is 5/3-4. This can be simplified by evaluating the subtraction operation first.

5/3 - 4 = ?

To subtract 4 from 5/3, we need to convert 4 into a fraction with a denominator of 3.

4 = 12/3

Now, we can subtract 12/3 from 5/3:

5/3 - 12/3 = -7/3

So, the fractional part of 1 5/3-4 is -7/3.

**Simplifying 1 5/3-4**

Now that we have broken down the fractional part, we can simplify 1 5/3-4.

1 5/3-4 = 1 -7/3

**Real-World Applications**

Mixed numbers like 1 5/3-4 may seem abstract, but they have real-world applications. For example, in cooking, a recipe may call for 1 5/3-4 cups of flour. This means you need 1 whole cup of flour, plus an additional 5/3-4 cups.

**Conclusion**

In conclusion, 1 5/3-4 is a mixed number that can be broken down into its whole number part and its fractional part. By simplifying the fractional part, we can rewrite 1 5/3-4 as 1 -7/3. Mixed numbers like this have real-world applications and are an important part of mathematics.