Solution: 768.4 as a fraction is 3842/5
Methods
Converting 768.4 to a fraction, Step-by-Step
Step 1:
The first step to converting 768.4 to a fraction is to re-write 768.4 in the form p/q where p and q both are positive integers. To start with, 768.4 can be written as simply 768.4/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 768.4, which in this case is 1. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 768.4/1 each by 10 to the power of that many digits. For instance, for 0.45, there are 2 fractional digits so we would multiply by 100; or for 0.324, since there are 3 fractional digits, we would multiply by 1000. So, in this case, we will multiply the numerator and denominator of 768.4/1 each by 10:
768.4
×
10
1
×
10
=
7684
10
\frac{768.4 × 10}{1 × 10} = \frac{7684}{10}
1 × 10 768.4 × 10 = 10 7684
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out:
7684
10
=
3842
5
\frac{7684}{10} = \frac{3842}{5}
10 7684 = 5 3842
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