Solution: 68.45 as a fraction is 1369/20
Methods
Converting 68.45 to a fraction, Step-by-Step
Step 1:
The first step to converting 68.45 to a fraction is to re-write 68.45 in the form p/q where p and q are both positive integers. To start with, 68.45 can be written as simply 68.45/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 68.45, which in this case is 2. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 68.45/1 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 68.45/1 each by 100:
68.45
×
100
1
×
100
=
6845
100
\frac{68.45 × 100}{1 × 100} = \frac{6845}{100}
1 × 100 68.45 × 100 = 100 6845
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer:
6845
100
=
1369
20
\frac{6845}{100} = \frac{1369}{20}
100 6845 = 20 1369
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