21/55 Simplified
What is 21/55 Simplified?
The fraction 21/55 is already in the simplest form, so it isn't possible to reduce it any further - numerator 21 and denominator 55 have no common factors other than 1 (one)
Simplifying Fraction 21/55 using GCF
The first way to simplify the fraction 21/55 is to use the Greatest Common Factor (GCF) of our numerator [21] and denominator [55].
GCF of 21 and 55 is 1
And then divide both the numerator [21] and denominator [55] by the GCF [1].
Simplifying Fraction 21/55 using Prime Factors
Another method to reduce the fraction 21/55 to its simplest form is to use the Prime Factors of numerator [21] and denominator [55].
Prime Factors of 21: 3,7
Prime Factors of 55: 5,11
Now we can write down a new fraction expressed by its Prime Factors and cancel common factors in numerator and denominator:
Simplifying Fraction 21/55 by Dividing by the Smallest Possible Number
In order to simplify our fraction we can start dividing both the numerator [21] and denominator [55] by the smallest possible number (2,3,4,5... and so on), and repeat this until it is impossible to divide without a reminder.
In our case (21/55) there is no possible numbers to divide our numerator and denominator.
Related Calculations
<a href="https://calculat.io/en/number/fraction-simplified/21--55">What is 21/55 Simplified to Simplest Form? - Calculatio</a>
Fraction Simplification Table
| Fraction | Lowest Terms |
|---|---|
| 21/40 | 21/40 |
| 21/41 | 21/41 |
| 21/42 | 1/2 (½) |
| 21/43 | 21/43 |
| 21/44 | 21/44 |
| 21/45 | 7/15 |
| 21/46 | 21/46 |
| 21/47 | 21/47 |
| 21/48 | 7/16 |
| 21/49 | 3/7 |
| 21/50 | 21/50 |
| 21/51 | 7/17 |
| 21/52 | 21/52 |
| 21/53 | 21/53 |
| 21/54 | 7/18 |
| 21/55 | 21/55 |
| 21/56 | 3/8 (⅜) |
| 21/57 | 7/19 |
| 21/58 | 21/58 |
| 21/59 | 21/59 |
| 21/60 | 7/20 |
| 21/61 | 21/61 |
| 21/62 | 21/62 |
| 21/63 | 1/3 (⅓) |
| 21/64 | 21/64 |
| 21/65 | 21/65 |
| 21/66 | 7/22 |
| 21/67 | 21/67 |
| 21/68 | 21/68 |
| 21/69 | 7/23 |