What is 6/8 of 46?
Often, in mathematics or everyday life, we need to find a fraction of a given number. For instance, how would you quickly calculate 6/8 of 46? We'll show you a straightforward method to achieve that.
How to calculate 6/8 of 46?
- Multiply the whole number by the numerator of the fraction: 46 × 6 = 276
- Divide this result by denominator of the fraction: 276/8 = 34.5
- Simplify by dividing both the numerator and denominator by their GCD (4):
- 276/4 = 69
- 8/4 = 2
- Which gives: 69/2
Since 69/2 is an improper fraction, the result could also be expressed as a mixed number: 34 1/2
How does it work?
The principle behind finding a fraction of a number, such as 6/8 of 46, is rooted in the method of cross-multiplication.
Consider the following proportion: (where x represents 6/8 of 46)
- Using the cross-multiplication method, multiply both numerators by their opposite denominators:
- Which gives:
- Divide both sides by 8 to isolate x:
- Which gives the result: (or )
Thus, 6/8 of 46 is equal to 69/2 (or 34.5 in its decimal form).