# What is 11/8+13/7?

How much is 118 plus 137. Step by step solution expressed as a proper or improper fraction, mixed number and decimal form.

• 18156
• 3 1356
• 3.2321 (rounded to 4 decimals)

## Step by step solution

118 + 137 = 18156

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

Multiples of 8 are   8, 16, 24, 32, 40, 48, 56 ....etc

Multiples of 7 are   7, 14, 21, 28, 35, 42, 49, 56 ...etc

The LCM of 8 and 7 is 56. So, the common denominator of 118 and 137 is 56. Now change the fractions into equivalent fractions with common denominator

• 118 + 137
• 11 * 78 * 7 + 13 * 87 * 8
• 7756 + 10456

• 7756 + 10456
• 77 + 10456
• 18156

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

Simplify

• 18156
• 3 1356
1. ### Reduce fraction to its lowest terms

The greatest common divisor of 181 and 56 is 1, the fraction 18156 cannot be further simplified or reduced to lowest terms

2. ### Convert improper fraction 18156 to mixed number

• 18156
• 3 1356

181 divided by 56 is 3 with a remainder of 13