# What is 25/6-15/7?

How much is 256 minus 157. Step by step solution expressed as a proper or improper fraction, mixed number and decimal form.

• 8542
• 2 142
• 2.0238 (rounded to 4 decimals)

## Step by step solution

Subtract

256 - 157 = 8542

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

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

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

The LCM of 6 and 7 is 42. So, the common denominator of 256 and 157 is 42. Now change the fractions into equivalent fractions with common denominator

• 256 - 157
• 25 * 76 * 7 - 15 * 67 * 6
• 17542 - 9042
2. ### Subtract

• 17542 - 9042
• 175 - 9042
• 8542

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

Simplify

• 8542
• 2 142
1. ### Reduce fraction to its lowest terms

The greatest common divisor of 85 and 42 is 1, the fraction 8542 cannot be further simplified or reduced to lowest terms

2. ### Convert improper fraction 8542 to mixed number

• 8542
• 2 142

85 divided by 42 is 2 with a remainder of 1