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What is 1.425 as a Fraction?

Learn how to convert 1.425 to a fraction with step-by-step instructions

Quick Answer

1.425 as a fraction is:

57/40

This is the simplest form of the fraction

1.425 Decimal to Fraction Calculator

Convert Any Decimal to a Fraction

Enter a decimal number to see its fraction equivalent

How to Convert 1.425 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 1.425 to a Fraction

Let's apply the method to convert 1.425

1

Count the decimal places in 1.425

1.425
There are 3 digits after the decimal point
2

Multiply by 10⁵ (1,000)

1.425 × 1,000 = 1425
Moving the decimal point 3 places right
3

Write as a fraction

1425/1,000
Numerator: 1425, Denominator: 1,000
4

Simplify the fraction

1425/1,000 = 57/40
Divide both numbers by their greatest common factor (25)

Final Result

1.425 = 57/40

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., 3 places = 1,000)
  • Very small decimals like 1.425 often result in fractions with large denominators

Related Decimal to Fraction Conversions

DecimalFractionComparison
0.14255.7/40Smaller
1.42557/40Current Value
14.25570/40Larger
142.55700/40Larger
142557000/40Larger

Additional Information

Scientific Notation

1.425 can be written as 57 × 10⁻3 in scientific notation

Percentage

1.425 is equal to 142.500% as a percentage

Common Calculations with 1.425

Quick Reference Guide

Common calculations and conversions with 1.425

Multiplication

  • 1.425 × 10 = 14.25
  • 1.425 × 100 = 142.5
  • 1.425 × 1000 = 1425
  • 1.425 × 10000 = 14250
  • 1.425 × 40 = 57

Division

  • 1.425 ÷ 2 = 0.7125
  • 1.425 ÷ 5 = 0.28500000000000003
  • 1.425 ÷ 10 = 0.14250000000000002
  • 1.425 ÷ 1/1.425 = 40

1.425 in Different Number Systems

Decimal

1.425

Scientific Notation

57 × 10⁻3

Percentage

142.500%

Fraction

57/40

Parts Per Million

1425000 PPM

Binary

0.0100 0010 0101

Real-World Applications of 1.425

Where You Might Encounter 1.425

Scientific Applications

  • • Microscopic measurements (1425000 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