### All ACT Math Resources

## Example Questions

### Example Question #1 : How To Find The Fractional Equivalent Of A Decimal

What is equivalent to?

**Possible Answers:**

**Correct answer:**

We need to convert into a fraction.

To do this, write down

Now, because the decimal goes to the hundreth place, multiply the numerator and denominator of the fraction by 100.

Now, simplify the fraction.

### Example Question #6 : Decimals With Fractions

A tub of food contains pounds of vegetables, pounds of lard, and pounds of sausage. What is its total weight as an improper fraction?

**Possible Answers:**

**Correct answer:**

To begin with, it is easiest just to add these decimals together using your calculator:

Now, this is the same thing as:

We can rewrite this:

To find this, you need to give the two numbers a common denominator:

This is your answer.

### Example Question #2 : How To Find The Fractional Equivalent Of A Decimal

What is the fractional equivalent of ?

**Possible Answers:**

**Correct answer:**

In decimal form is said 33 hundredths.

This is equal to

.

This fraction cannot be reduced any further therefore it is in its final answer form.

### Example Question #7 : Decimals

Write 0.45 as a fraction.

**Possible Answers:**

**Correct answer:**

.45 is equivalent to 45 out of 100, or .

Divide both the numerator and denominator by 5 to simplify the fraction:

### Example Question #1333 : Act Math

Convert this decimal to a fraction in reduced form:

**Possible Answers:**

**Correct answer:**

To figure out what fraction this decimal corresponds to, we have to get rid of the repeating part, otherwise we would be dealing with an infinite recursion and we don't have the tools to deal with that yet. Instead, we will set the decimal equal to and multiply it by 10, and also multiply it by 100.

Notice that in and we have the same repeating decimal part. So if we subtract them, it disappears:

Now all that remains is to do the algebra.

is our final answer.

### Example Question #1334 : Act Math

What is the fractional equivalent of ?

**Possible Answers:**

**Correct answer:**

To find the fractional equivalent of a decimal, set the decimal as a fraction over , then multiply top and bottom by one power of for each digit after the decimal. In this case, we have two digits after the decimal, so we multiply top and bottom by :

Now, start simplifying.

Since we cannot reduce further, .

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