What is 25/9-15/10?

How much is 259 minus 1510. Step by step solution expressed as a proper or improper fraction, mixed number and decimal form.

  • 2318
  • 1 518
  • 1.2778 (rounded to 4 decimals)

Step by step solution

Subtract

259 - 1510 = 11590

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

    Multiples of 9 are   9, 18, 27, 36, 45, 54, 63, 72, ..., 90 ....etc

    Multiples of 10 are   10, 20, 30, 40, 50, 60, 70, 80, 90 ...etc

    The LCM of 9 and 10 is 90. So, the common denominator of 259 and 1510 is 90. Now change the fractions into equivalent fractions with common denominator

    • 259 - 1510
    • 25 * 109 * 10 - 15 * 910 * 9
    • 25090 - 13590
  2. Subtract

    • 25090 - 13590
    • 250 - 13590
    • 11590

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

Simplify

  • 11590
  • 2318
  • 1 518
  1. Reduce fraction to its lowest terms

    • 11590
    • 115 ÷ 590 ÷ 5
    • 2318

    The greatest common divisor of 115 and 90 is 5, the fraction 11590 can be simplified or reduced to lowest terms by dividing the numerator and denominator by 5.

  2. Convert improper fraction 2318 to mixed number

    • 2318
    • 1 518

    23 divided by 18 is 1 with a remainder of 5