55/7 as a decimal and mixed number expansion provides the detailed information about what is 55/7 in decimal and mixed number form, and the answer with steps help students to easily understand how it is being calculated.
55/7 as a Decimal Expansion
55/7 = 7.8571
Hence,
55/7 as a decimal equals to 7.8571
where,
55/7 is a given fraction,
The decimal expansion of 55/7 is 7.8571
55/7 as a Mixed Number
55/7 = (49 + 6)/7
= 49/7 + 6/7
= 7 + 6/7
= 7 6/7
55/7 = 7 6/7
Hence,
55/7 as a mixed number is 7 6/7
where,
55/7 is a given fraction,
7 6/7 is the mixed number representation of 55/7.
The below work with steps provide the detailed information about how to convert fraction 55/7 as a decimal equivalent.
step 1 Address the input parameters and observe what to be found:
Input values:
The fraction = 55/7
What to be found:
Find the equivalent decimal expansion and mixed number for fraction 55/7.
step 2 The numerator is greater than the denominator of the fraction 55/7, so write the given fraction in the expression form in terms of denominator as like the below:
= 55/7
= 49 + 6/7
= (7 x 7) + 6/7
step 3 Make the above expression as individual fractions:
= (7 x 7)/7 + 6/7
step 4 Simplify the above expression:
= 7 x 7/7 + 6/7
= 7 + 6/7
7 + 6/7 can be written as a mixed number 7 6/7.
step 5 Find the decimal equivalent for the fractional part 6/7 in the above expression:
Find how many 10s should be multiplied with both numerator and denominator of fractional part 6/7. Since the number of digits are equal in both numerator and denominator, multiply 10 with both numerator and denominator of 6/7.
= 7 + (6/7 x 10/10)
step 6 Simplify the above expression further:
= 7 + (60/7 x 1/10)
= 7 + (56 + 4/7 x 1/10)
= 7 + [(56/7 + 4/7 ) x 1/10]
= 7 + [(8 + 4/7) x 1/10]
step 7 Repeat the step 5 to find the decimal equivalent for the fraction 4/7 in the above expression:
= 7 + [(8 + 4/7) x 1/10]
= 7 + [(8 + 0.57) x 1/10]
= 7 + (8.57 x 1/10)
= 7 + 8.57/10
= 7 + 0.857
step 8 Find the sum of above expression:
= 7 + 0.857
= 7.857
55/7 = 7.857
Hence,
55/7 as a decimal is 7.857
55/7 as a mixed number is 7 6/7