What is 8/1-19/7?

How much is 81 minus 197. Step by step solution expressed as a proper or improper fraction, mixed number and decimal form.

  • 377
  • 5 27
  • 5.2857 (rounded to 4 decimals)

Step by step solution

Subtract

81 - 197 = 377

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

    Multiples of 1 are   1, 2, 3, 4, 5, 6, 7 ....etc

    Multiples of 7 are   7 ...etc

    The LCM of 1 and 7 is 7. So, the common denominator of 81 and 197 is 7. Now change the fractions into equivalent fractions with common denominator

    • 81 - 197
    • 8 * 71 * 7 - 19 * 17 * 1
    • 567 - 197
  2. Subtract

    • 567 - 197
    • 56 - 197
    • 377

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

Simplify

  • 377
  • 5 27
  1. Reduce fraction to its lowest terms

    The greatest common divisor of 37 and 7 is 1, the fraction 377 cannot be further simplified or reduced to lowest terms

  2. Convert improper fraction 377 to mixed number

    • 377
    • 5 27

    37 divided by 7 is 5 with a remainder of 2