Solution: 162.2 as a fraction is 811/5
Methods
Converting 162.2 to a fraction, Step-by-Step
Step 1:
The first step to converting 162.2 to a fraction is to re-write 162.2 in the form p/q where p and q both are positive integers. To start with, 162.2 can be written as simply 162.2/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 162.2, which in this case is 1. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 162.2/1 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 162.2/1 each by 10:
162.2
×
10
1
×
10
=
1622
10
\frac{162.2 × 10}{1 × 10} = \frac{1622}{10}
1 × 10 162.2 × 10 = 10 1622
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out:
1622
10
=
811
5
\frac{1622}{10} = \frac{811}{5}
10 1622 = 5 811
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