30/40 as a decimal expansion provides the detailed information about what is 30/40 in decimal form, and the answer with steps help students to easily understand how it is being calculated.
30/40 as a Decimal Expansion
30/40 = 0.75
Hence,
30/40 as a decimal equals to 0.75
where,
30/40 is a given fraction,
The decimal expansion of 30/40 is 0.75
30/40 as a Mixed Number
The given fraction 30/40 can't be represented as a mixed number since the numerator 30 of the given fraction is smaller than the denominator 40.
The below work with steps provide the detailed information about how to convert fraction 30/40 as a decimal equivalent.
step 1 Address the input parameters and observe what to be found:
Input values:
The fraction = 30/40
What to be found:
Find the decimal expansion of fraction 30/40.
step 2 The numerator is smaller than the denominator of the fraction 30/40, so find how many 10s should be multiplied with both numerator and denominator. Since the number of digits are equal in both numerator and denominator, multiply 10 with both numerator and denominator of 30/40.
= 30/40 x 10/10
step 3 Rearrange the fraction as like the below:
= 10 x 30/40 x 1/10
= 300/40 x 1/10
step 4 Simplify the above expression further:
= 300/40 x 1/10
= 280 + 20/40 x 1/10
= ( 280/40 + 20/40) x 1/10
= (7 + 20/40 ) x 1/10
step 5 Repeat the step 2 to find the decimal equivalent for the fraction 20/40 in the above expression:
= (7 + 20/40 ) x 1/10
= (7 + 0.5) x 1/10
step 6 Simplify the above expression further:
= (7 + 0.5) x 1/10
= 7.5 x 1/10
= 7.5/10
30/40= 0.75
Hence,
30/40 as a decimal is 0.75