81/2 as a Decimal and Mixed Number

81/2 as a decimal and mixed number expansion provides the detailed information about what is 81/2 in decimal and mixed number form, and the answer with steps help students to easily understand how it is being calculated.

81/2 as a Decimal Expansion
81/2 = 40.5
Hence,
81/2 as a decimal equals to 40.5
where,
81/2 is a given fraction,
The decimal expansion of 81/2 is 40.5

81/2 as a Mixed Number
81/2 = (80 + 1)/2
= 80/2 + 1/2
= 40 + 1/2
= 40 1/2
81/2 = 40 1/2

Hence,
81/2 as a mixed number is 40 ¹/₂
where,
81/2 is a given fraction,
40 ¹/₂ is the mixed number representation of 81/2.

The below work with steps provide the detailed information about how to convert fraction 81/2 as a decimal equivalent.
step 1 Address the input parameters and observe what to be found:
Input values:
The fraction = 81/2

What to be found:
Find the equivalent decimal expansion and mixed number for fraction 81/2.

step 2 Multiply both numerator and denominator by 5 to make the denominator as powers of 10:
= 81/2 x 5/5
= 405/10


step 3 The numerator 405 of fraction 405/10 can also be expressed as 405.00. Being 10 as the denominator, move the decimal point 1 decimal places from right to left in the numerator to write the fraction as decimal number.
= 405/10
= 40.5

Hence,
81/2 as a decimal is 40.5