What is 15/7+15/6?

How much is 157 plus 156. Step by step solution expressed as a proper or improper fraction, mixed number and decimal form.

  • 6514
  • 4 914
  • 4.6429 (rounded to 4 decimals)

Step by step solution

Add

157 + 156 = 19542

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

    Multiples of 7 are   7, 14, 21, 28, 35, 42 ....etc

    Multiples of 6 are   6, 12, 18, 24, 30, 36, 42 ...etc

    The LCM of 7 and 6 is 42. So, the common denominator of 157 and 156 is 42. Now change the fractions into equivalent fractions with common denominator

    • 157 + 156
    • 15 * 67 * 6 + 15 * 76 * 7
    • 9042 + 10542
  2. Add

    • 9042 + 10542
    • 90 + 10542
    • 19542

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

Simplify

  • 19542
  • 6514
  • 4 914
  1. Reduce fraction to its lowest terms

    • 19542
    • 195 ÷ 342 ÷ 3
    • 6514

    The greatest common divisor of 195 and 42 is 3, the fraction 19542 can be simplified or reduced to lowest terms by dividing the numerator and denominator by 3.

  2. Convert improper fraction 6514 to mixed number

    • 6514
    • 4 914

    65 divided by 14 is 4 with a remainder of 9