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What is 1.7 as a Fraction?

Learn how to convert 1.7 to a fraction with step-by-step instructions

Quick Answer

1.7 as a fraction is:

17/10

This is the simplest form of the fraction

1.7 Decimal to Fraction Calculator

Convert Any Decimal to a Fraction

Enter a decimal number to see its fraction equivalent

How to Convert 1.7 to a Fraction

General Method: Converting Decimals to Fractions

Follow these steps to convert any decimal to a fraction

Step 1: Count Decimal Places

Count the number of digits after the decimal point

Example: 0.25 has 2 decimal places

Step 2: Multiply by Power of 10

Multiply by 10 raised to the number of decimal places

0.25 × 100 = 25

Step 3: Create Fraction

Use the result as numerator over the multiplier as denominator

25/100

Step 4: Simplify

Reduce the fraction if possible by dividing both numbers by their GCD

25/100 = 1/4

Converting 1.7 to a Fraction

Let's apply the method to convert 1.7

1

Count the decimal places in 1.7

1.7
There is 1 digit after the decimal point
2

Multiply by 10 (10)

1.7 × 10 = 17
Moving the decimal point 1 place right
3

Write as a fraction

17/10
Numerator: 17, Denominator: 10
4

Simplify the fraction

17/10 = 17/10
This fraction is already in its simplest form

Final Result

1.7 = 17/10

Tips and Notes

  • The denominator will always be a power of 10 for terminating decimals
  • Each decimal place corresponds to multiplying by 10 (e.g., 1 places = 10)
  • Very small decimals like 1.7 often result in fractions with large denominators

Related Decimal to Fraction Conversions

DecimalFractionComparison
0.171.7/10Smaller
1.717/10Current Value
17170/10Larger
1701700/10Larger
170017000/10Larger

Additional Information

Scientific Notation

1.7 can be written as 17 × 10⁻1 in scientific notation

Percentage

1.7 is equal to 170.000% as a percentage

Common Calculations with 1.7

Quick Reference Guide

Common calculations and conversions with 1.7

Multiplication

  • 1.7 × 10 = 17
  • 1.7 × 100 = 170
  • 1.7 × 1000 = 1700
  • 1.7 × 10000 = 17000
  • 1.7 × 10 = 17

Division

  • 1.7 ÷ 2 = 0.85
  • 1.7 ÷ 5 = 0.33999999999999997
  • 1.7 ÷ 10 = 0.16999999999999998
  • 1.7 ÷ 1/1.7 = 10

1.7 in Different Number Systems

Decimal

1.7

Scientific Notation

17 × 10⁻1

Percentage

170.000%

Fraction

17/10

Parts Per Million

1700000 PPM

Binary

0.0111

Real-World Applications of 1.7

Where You Might Encounter 1.7

Scientific Applications

  • • Microscopic measurements (1700000 micrometers)
  • • Chemical concentrations
  • • Statistical probability calculations
  • • Error margins in precise measurements

Engineering

  • • Manufacturing tolerances
  • • Electronic component specifications
  • • Quality control measurements
  • • Precision engineering

Related Decimal Conversions