Solution: 217.9 as a fraction is 2179/10
Methods
Converting 217.9 to a fraction, Step-by-Step
Step 1:
The first step to converting 217.9 to a fraction is to re-write 217.9 in the form p/q where p and q both are positive integers. To start with, 217.9 can be written as simply 217.9/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 217.9, which in this case is 1. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 217.9/1 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 217.9/1 each by 10:
217.9
×
10
1
×
10
=
2179
10
\frac{217.9 × 10}{1 × 10} = \frac{2179}{10}
1 × 10 217.9 × 10 = 10 2179
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out:
2179
10
=
2179
10
\frac{2179}{10} = \frac{2179}{10}
10 2179 = 10 2179
Become a Pro at Converting to Fractions
Become a pro at converting decimals or percentages to fractions by exploring some examples, like the ones below:
What is 246.2 as a fraction?
What is 44.63 as a fraction?
What is 61.2 as a fraction?
What is 885.2 as a fraction?
What is 14.02 as a fraction?