57/7 as a Decimal and Mixed Number
57/7 as a decimal and mixed number expansion provides the detailed information about what is 57/7 in decimal and mixed number form, and the answer with steps help students to easily understand how it is being calculated.
57/7 as a Decimal Expansion
57/7 = 8.1429
Hence,
57/7 as a decimal equals to 8.1429
where,
57/7 is a given fraction,
The decimal expansion of 57/7 is 8.1429
57/7 as a Mixed Number
57/7 = (56 + 1)/7
= 56/7 + 1/7
= 8 + 1/7
= 8 1/7
57/7 = 8 1/7
Hence,
57/7 as a mixed number is 8 1/7
where,
57/7 is a given fraction,
8 1/7 is the mixed number representation of 57/7.
How-to: 57/7 as a Decimal
The below work with steps provide the detailed information about how to convert fraction 57/7 as a decimal equivalent.
step 1 Address the input parameters and observe what to be found:
Input values:
The fraction = 57/7
What to be found:
Find the equivalent decimal expansion and mixed number for fraction 57/7.
step 2 The numerator is greater than the denominator of the fraction 57/7, so write the given fraction in the expression form in terms of denominator as like the below:
= 57/7
= 56 + 1/7
= (8 x 7) + 1/7
step 3 Make the above expression as individual fractions:
= (8 x 7)/7 + 1/7
step 4 Simplify the above expression:
= 8 x 7/7 + 1/7
= 8 + 1/7
8 + 1/7 can be written as a mixed number 8 1/7.
step 5 Find the decimal equivalent for the fractional part 1/7 in the above expression:
Find how many 10s should be multiplied with both numerator and denominator of fractional part 1/7. Since the number of digits are equal in both numerator and denominator, multiply 10 with both numerator and denominator of 1/7.
= 8 + (1/7 x 10/10)
step 6 Simplify the above expression further:
= 8 + (10/7 x 1/10)
= 8 + (7 + 3/7 x 1/10)
= 8 + [(7/7 + 3/7 ) x 1/10]
= 8 + [(1 + 3/7) x 1/10]
step 7 Repeat the step 5 to find the decimal equivalent for the fraction 3/7 in the above expression:
= 8 + [(1 + 3/7) x 1/10]
= 8 + [(1 + 0.43) x 1/10]
= 8 + (1.43 x 1/10)
= 8 + 1.43/10
= 8 + 0.143
step 8 Find the sum of above expression:
= 8 + 0.143
= 8.143
57/7 = 8.143
Hence,
57/7 as a decimal is 8.143
57/7 as a mixed number is 8 1/7