80/21 as a Decimal and Mixed Number

80/21 as a decimal and mixed number expansion provides the detailed information about what is 80/21 in decimal and mixed number form, and the answer with steps help students to easily understand how it is being calculated.

80/21 as a Decimal
80/21 = 3.8095
Hence,
80/21 as a decimal equals to 3.8095
where,
80/21 is a given fraction,
The decimal expansion of 80/21 is 3.8095

80/21 as a Mixed Number
80/21 = (63 + 17)/21
= 63/21 + 17/21
= 3 + 17/21
= 3 17/21
80/21 = 3 17/21

Hence,
80/21 as a mixed number is 3 ¹⁷/₂₁
where,
80/21 is a given fraction,
3 ¹⁷/₂₁ is the mixed number representation of 80/21.

The below work with steps provide the detailed information about how to convert fraction 80/21 as a decimal equivalent.
step 1 Address the input parameters and observe what to be found:
Input values:
The fraction = 80/21

What to be found:
Find the equivalent decimal expansion and mixed number for fraction 80/21.

step 2 The numerator is greater than the denominator of the fraction 80/21, so write the given fraction in the expression form in terms of denominator as like the below:
= 80/21
= 63 + 17/21
= (3 x 21) + 17/21

step 3 Make the above expression as individual fractions:
= (3 x 21)/21 + 17/21

step 4 Simplify the above expression:
= 3 x 21/21 + 17/21
= 3 + 17/21
3 + 17/21 can be written as a mixed number 3 ¹⁷/₂₁.


step 5 Find the decimal equivalent for the fractional part 17/21 in the above expression:
= 3 + 0.8095
= 3.8095
80/21 = 3.8095

Hence,
80/21 as a decimal is 3.8095
80/21 as a mixed number is 3 ¹⁷/₂₁