Fraction to Decimal Calculator
Convert fractions to decimals step by step
The calculator will convert the given fraction (proper or improper) or mixed number into a decimal (possibly, repeating or recurring), with steps shown.
Solution
Your input: convert 257 into a decimal.
Temporarily forget about the integer part, work with 57
Write the problem in the special format:
−0.7142857142857−5
Step 1
How many 7's are in 5? The answer is 0.
Write down the calculated result in the upper part of the table.
Now, 5−0⋅7=5−0=5.
Bring down the next digit of the dividend.
−0.7142857142857−5.0↓00000000000−0.00000000000lll0.lll5.0
Step 2
How many 7's are in 50? The answer is 7.
Write down the calculated result in the upper part of the table.
Now, 50−7⋅7=50−49=1.
Bring down the next digit of the dividend.
−0.7142857142857−5.00↓0000000000−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10
Step 3
How many 7's are in 10? The answer is 1.
Write down the calculated result in the upper part of the table.
Now, 10−1⋅7=10−7=3.
Bring down the next digit of the dividend.
−0.7142857142857−5.000↓000000000−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30
Step 4
How many 7's are in 30? The answer is 4.
Write down the calculated result in the upper part of the table.
Now, 30−4⋅7=30−28=2.
Bring down the next digit of the dividend.
−0.7142857142857−5.0000↓00000000−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30−00000000000lll28lll20
Step 5
How many 7's are in 20? The answer is 2.
Write down the calculated result in the upper part of the table.
Now, 20−2⋅7=20−14=6.
Bring down the next digit of the dividend.
−0.7142857142857−5.00000↓0000000−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30−00000000000lll28lll20−0000000000lll14lll60
Step 6
How many 7's are in 60? The answer is 8.
Write down the calculated result in the upper part of the table.
Now, 60−8⋅7=60−56=4.
Bring down the next digit of the dividend.
−0.7142857142857−5.000000↓000000−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30−00000000000lll28lll20−0000000000lll14lll60−000000000lll56lll40
Step 7
How many 7's are in 40? The answer is 5.
Write down the calculated result in the upper part of the table.
Now, 40−5⋅7=40−35=5.
Bring down the next digit of the dividend.
−0.7142857142857−5.0000000↓00000−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30−00000000000lll28lll20−0000000000lll14lll60−000000000lll56lll40−00000000lll35lll50
Step 8
How many 7's are in 50? The answer is 7.
Write down the calculated result in the upper part of the table.
Now, 50−7⋅7=50−49=1.
Bring down the next digit of the dividend.
−0.7142857142857−5.00000000↓0000−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30−00000000000lll28lll20−0000000000lll14lll60−000000000lll56lll40−00000000lll35lll50−0000000lll49lll10
Step 9
How many 7's are in 10? The answer is 1.
Write down the calculated result in the upper part of the table.
Now, 10−1⋅7=10−7=3.
Bring down the next digit of the dividend.
−0.7142857142857−5.000000000↓000−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30−00000000000lll28lll20−0000000000lll14lll60−000000000lll56lll40−00000000lll35lll50−0000000lll49lll10−000000lll7lll30
Step 10
How many 7's are in 30? The answer is 4.
Write down the calculated result in the upper part of the table.
Now, 30−4⋅7=30−28=2.
Bring down the next digit of the dividend.
−0.7142857142857−5.0000000000↓00−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30−00000000000lll28lll20−0000000000lll14lll60−000000000lll56lll40−00000000lll35lll50−0000000lll49lll10−000000lll7lll30−00000lll28lll20
Step 11
How many 7's are in 20? The answer is 2.
Write down the calculated result in the upper part of the table.
Now, 20−2⋅7=20−14=6.
Bring down the next digit of the dividend.
−0.7142857142857−5.00000000000↓0−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30−00000000000lll28lll20−0000000000lll14lll60−000000000lll56lll40−00000000lll35lll50−0000000lll49lll10−000000lll7lll30−00000lll28lll20−0000lll14lll60
Step 12
How many 7's are in 60? The answer is 8.
Write down the calculated result in the upper part of the table.
Now, 60−8⋅7=60−56=4.
Bring down the next digit of the dividend.
−0.7142857142857−5.000000000000↓−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30−00000000000lll28lll20−0000000000lll14lll60−000000000lll56lll40−00000000lll35lll50−0000000lll49lll10−000000lll7lll30−00000lll28lll20−0000lll14lll60−000lll56lll40
Step 13
How many 7's are in 40? The answer is 5.
Write down the calculated result in the upper part of the table.
Now, 40−5⋅7=40−35=5.
−0.7142857142857−5.000000000000−0.00000000000lll0.lll5.0−0.00000000000lll4.9lll10−000000000000lll7lll30−00000000000lll28lll20−0000000000lll14lll60−000000000lll56lll40−00000000lll35lll50−0000000lll49lll10−000000lll7lll30−00000lll28lll20−0000lll14lll60−000lll56lll40−00lll35lll5
As can be seen, the digits are repeating with some period, therefore it is a repeating (or recurring) decimal: 57=0.¯714285
Don't forget about the integer part: 257=2.¯714285
Answer: 257=2.¯714285