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Ruby | BigDecimal – value

  • Last Updated : 07 Jan, 2020

BigDecimal#-() : -() is a BigDecimal class method which return difference of two BigDecimal numbers.

Syntax:  BigDecimal.-()

Parameter:  BigDecimal values

Return:  Difference of the two BigDecimal values

Code #1 : Example for -() method




# Ruby code for BigDecimal.-() method
  
# loading BigDecimal
require 'bigdecimal'
  
# declaring BigDecimal
a = 42.1**13
  
# declaring BigDecimal
b = -BigDecimal("10")
  
# declaring BigDecimal
c = -(22 - 7.1) ** 10
  
# SUBTRACTION RESULTS
puts "BigDecimal a - b : #{a-b}\n\n"
  
puts "BigDecimal b - c : #{b-c}\n\n"
  
puts "BigDecimal a - c : #{c-a}\n\n"

Output :

BigDecimal a - b : 0.130517049020064400001E22

BigDecimal b - c : 0.539340066196341E12

BigDecimal a - c : -1.305170490739984e+21

Code #2 : Example for -() method




# Ruby code for BigDecimal.-() method
  
# Loading BigDecimal
require 'bigdecimal'
  
# declaring BigDecimal
a = 12**12 - 27
  
# declaring BigDecimal
b = BigDecimal('10')-(22 - 7.1) ** 10
  
# declaring BigDecimal
c = BigDecimal('-3')
  
# SUBTRACTION RESULTS
puts "BigDecimal a - b : #{a-b}\n\n"
  
puts "BigDecimal b - c : #{b-c}\n\n"
  
puts "BigDecimal a - c : #{c-a}\n\n"

Output :

BigDecimal a - b : 0.9455440514425341E13

BigDecimal b - c : -0.539340066193341E12

BigDecimal a - c : -0.8916100448232E13



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