How do you write 3.5 as an improper fraction?

To convert the mixed number 3.5 into an improper fraction, follow these steps:

Step 1: Understand the Components

The number 3.5 consists of a whole number (3) and a decimal (0.5). We can express the decimal as a fraction.

Step 2: Convert the Decimal

The decimal 0.5 can be written as the fraction 1/2.

Step 3: Combine the Whole Number and Fraction

Now, we can express 3.5 as:

• 3 + 0.5 = 3 + 1/2

Step 4: Convert to Improper Fraction

To combine these, convert the whole number into a fraction with the same denominator:

• 3 = 3/1 = 6/2 (since 3 × 2 = 6)

Now add the two fractions:

• 6/2 + 1/2 = 7/2

Final Result

Thus, 3.5 as an improper fraction is 7/2.