Solution: 28.91 as a fraction is 2891/100
Methods
Converting 28.91 to a fraction, Step-by-Step
Step 1:
The first step to converting 28.91 to a fraction is to re-write 28.91 in the form p/q where p and q both are positive integers. To start with, 28.91 can be written as simply 28.91/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 28.91, which in this case is 2. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 28.91/1 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 28.91/1 each by 100:
28.91
×
100
1
×
100
=
2891
100
\frac{28.91 × 100}{1 × 100} = \frac{2891}{100}
1 × 100 28.91 × 100 = 100 2891
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out:
2891
100
=
2891
100
\frac{2891}{100} = \frac{2891}{100}
100 2891 = 100 2891
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