To express the whole number 45 as a fraction, we can consider it as 45 over 1. This means that 45 is equivalent to the fraction 45/1. Fractions essentially represent a division of numbers, and when a whole number is divided by 1, it retains its value. Therefore, the simplest fraction that represents 45 is:
45/1
Alternatively, we can express 45 as a fraction with any other denominator by multiplying both the numerator and the denominator by the same value. For example:
- If we choose 2 as a common multiplier, we can write: (45 × 2) / (1 × 2) = 90/2
- Choosing 3 as another example gives us: (45 × 3) / (1 × 3) = 135/3
- In fact, you can generate any equivalent fraction by choosing any integer n to scale the fraction: (45 × n) / (1 × n).
In summary, while the most straightforward fraction equivalent to the number 45 is 45/1, there are infinitely many fractions that are equivalent, each of which provides a different perspective on the number.