# What is 17/20+16/30?

How much is 1720 plus 1630. Step by step solution expressed as a proper or improper fraction, mixed number and decimal form.

• 8360
• 1 2360
• 1.3833 (rounded to 4 decimals)

## Step by step solution

1720 + 1630 = 8360

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

Multiples of 20 are   20, 40, 60 ....etc

Multiples of 30 are   30, 60 ...etc

The LCM of 20 and 30 is 60. So, the common denominator of 1720 and 1630 is 60. Now change the fractions into equivalent fractions with common denominator

• 1720 + 1630
• 17 * 320 * 3 + 16 * 230 * 2
• 5160 + 3260

• 5160 + 3260
• 51 + 3260
• 8360

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

Simplify

• 8360
• 1 2360
1. ### Reduce fraction to its lowest terms

The greatest common divisor of 83 and 60 is 1, the fraction 8360 cannot be further simplified or reduced to lowest terms

2. ### Convert improper fraction 8360 to mixed number

• 8360
• 1 2360

83 divided by 60 is 1 with a remainder of 23