What is 18/5+8/23?

How much is 185 plus 823. Step by step solution expressed as a proper or improper fraction, mixed number and decimal form.

  • 454115
  • 3 109115
  • 3.9478 (rounded to 4 decimals)

Step by step solution

Add

185 + 823 = 454115

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

    Multiples of 5 are   5, 10, 15, 20, 25, 30, 35, 40, ..., 115 ....etc

    Multiples of 23 are   23, 46, 69, 92, 115 ...etc

    The LCM of 5 and 23 is 115. So, the common denominator of 185 and 823 is 115. Now change the fractions into equivalent fractions with common denominator

    • 185 + 823
    • 18 * 235 * 23 + 8 * 523 * 5
    • 414115 + 40115
  2. Add

    • 414115 + 40115
    • 414 + 40115
    • 454115

    Add the numerators and place the sum over the common denominator.

Simplify

  • 454115
  • 3 109115
  1. Reduce fraction to its lowest terms

    The greatest common divisor of 454 and 115 is 1, the fraction 454115 cannot be further simplified or reduced to lowest terms

  2. Convert improper fraction 454115 to mixed number

    • 454115
    • 3 109115

    454 divided by 115 is 3 with a remainder of 109