What is 11/20-2/30?

How much is 1120 minus 230. Step by step solution expressed as a proper or improper fraction, mixed number and decimal form.

  • 2960
  • 0.4833 (rounded to 4 decimals)

Step by step solution

Subtract

1120 - 230 = 2960

  1. Find common denominator by finding the Least Common Multiple(LCM)

    Multiples of 20 are   20, 40, 60 ....etc

    Multiples of 30 are   30, 60 ...etc

    The LCM of 20 and 30 is 60. So, the common denominator of 1120 and 230 is 60. Now change the fractions into equivalent fractions with common denominator

    • 1120 - 230
    • 11 * 320 * 3 - 2 * 230 * 2
    • 3360 - 460
  2. Subtract

    • 3360 - 460
    • 33 - 460
    • 2960

    Subtract the numerators and place the difference over the common denominator.

Simplify

  • 2960
  1. Reduce fraction to its lowest terms

    The greatest common divisor of 29 and 60 is 1, the fraction 2960 cannot be further simplified or reduced to lowest terms