# 5.1.5. Multiplication of Common Fractions

In a class, there are 60 pupils and

- A18
- B33
- C27
- D45

### Example

In a class, there are 60 pupils and

### Solution

Step 1: Multiply the number of students by

To multiply a whole number by a fraction, put the whole number in the form of a fraction whose denominator is 1, multiply the numerators of the two fractions to find the numerator of the product, and multiply the denominators of the two fractions to find the denominator of the product.

Step 2: Multiply the number of boys by

Step 3: To find how many boys do not have blue eyes, subtract the number of boys with blue eyes from the number of boys.

So, 18 of the boys do not have blue eyes.