What is 12/9+6/25?

How much is 129 plus 625. Step by step solution expressed as a proper or improper fraction, mixed number and decimal form.

  • 11875
  • 1 4375
  • 1.5733 (rounded to 4 decimals)

Step by step solution

Add

129 + 625 = 354225

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

    Multiples of 9 are   9, 18, 27, 36, 45, 54, 63, 72, ..., 225 ....etc

    Multiples of 25 are   25, 50, 75, 100, 125, 150, ..., 225 ...etc

    The LCM of 9 and 25 is 225. So, the common denominator of 129 and 625 is 225. Now change the fractions into equivalent fractions with common denominator

    • 129 + 625
    • 12 * 259 * 25 + 6 * 925 * 9
    • 300225 + 54225
  2. Add

    • 300225 + 54225
    • 300 + 54225
    • 354225

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

Simplify

  • 354225
  • 11875
  • 1 4375
  1. Reduce fraction to its lowest terms

    • 354225
    • 354 ÷ 3225 ÷ 3
    • 11875

    The greatest common divisor of 354 and 225 is 3, the fraction 354225 can be simplified or reduced to lowest terms by dividing the numerator and denominator by 3.

  2. Convert improper fraction 11875 to mixed number

    • 11875
    • 1 4375

    118 divided by 75 is 1 with a remainder of 43