# 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