MATH SOLVE

1 month ago

Q:
# What is 678.7 as a fraction?

Accepted Solution

A:

Solution: 678.7 as a fraction is 6787/10
Methods
Converting 678.7 to a fraction, Step-by-Step
Step 1:
The first step to converting 678.7 to a fraction is to re-write 678.7 in the form p/q where p and q are both positive integers. To start with, 678.7 can be written as simply 678.7/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 678.7, which in this case is 1. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 678.7/1 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 678.7/1 each by 10:
678.7
Γ
10
1
Γ
10
=
6787
10
\frac{678.7 Γ 10}{1 Γ 10} = \frac{6787}{10}
1 Γ 10 678.7 Γ 10 β = 10 6787 β
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:
6787
10
=
6787
10
\frac{6787}{10} = \frac{6787}{10}
10 6787 β = 10 6787 β
Convert Other Values to Fractions
Become a pro at converting decimals or percentages to fractions by exploring some examples, like the ones below:
What is 280.5 as a fraction?
What is 4.951 as a fraction?
What is 916.6 as a fraction?
What is 372.6 as a fraction?
What is 77.28 as a fraction?