Add or subtract lengths in inches (decimal or fraction), feet, centimeters, and millimeters. Enter equations simply prefer you would certainly write it on paper, e.g. 4′ 3 7/8″ + 5 cm.

You are watching: What is 2/3 of an inch

See the outcomes in inches, feet, centimeters, and also millimeters – all outcomes are in imperial and metric.

## How to Add or Subtract Feet & Inches

Adding or subtracting lengths in feet and also inches could seem facility, yet it’s actually really simple if you follow a few basic measures. It’s also simpler to add or subtract size dimensions making use of a calculator prefer the one above, but follow these easy steps to learn just how to perform it yourself.### Step One: Convert Feet and also Inches to Decimal

The initially point to carry out once including, subtraction, or doing various other math through inches, feet, and other dimensions is to convert all the measurements into a prevalent unit of meacertain.

Start by converting inch fractions right into decimal. Then transform feet, centimeters, and also millimeters to inches.

**Convert inch fractions to decimal** by dividing the bottom fifty percent of the fractivity by the bottom half on a calculator. If there is a totality number, include it to the decimal worth after converting.

You can also usage an inch fractivity calculator to conveniently find the decimal value for an inch fractivity.

For example:3/8 = 3 ÷ 8 = .375 inches

**Convert feet to inches** by multiplying the number of feet by 12, considering that tright here are 12 inches in a foot. Using a feet to inches convariation calculator additionally simplifies this action.

For example:3 feet = 3 × 12 = 36 inches

Try our various other length conversion calculators to convert other units to decimal inches.

### Step Two: Add or Subtract the Converted Values

With all dimensions in an inch decimal create, include or subtract all measurements as you usually would, utilizing a calculator as essential. The final result will certainly be the size in inches; you deserve to transform the outcome to any kind of various other unit at this suggest.

To expush the sum or distinction value in feet, sindicate multiply by 12.

The complying with charts simplify the process of including and subtracting fractional inch values together and can be quicker than using a calculator.

### Inch Fraction Addition Chart

Table mirroring the amount of common inch fractions. Add a portion from the top heading and also first column; the sum is wbelow they intersect.+ 1/8″+ 1/4″+ 3/8″+ 1/2″+ 5/8″+ 3/4″+ 7/8″+ 1″1/8″1/4″3/8″1/2″5/8″3/4″7/8″1″1/4″ | 3/8″ | 1/2″ | 5/8″ | 3/4″ | 7/8″ | 1″ | 1 1/8″ |

3/8″ | 1/2″ | 5/8″ | 3/4″ | 7/8″ | 1″ | 1 1/8″ | 1 1/4″ |

1/2″ | 5/8″ | 3/4″ | 7/8″ | 1″ | 1 1/8″ | 1 1/4″ | 1 3/8″ |

5/8″ | 3/4″ | 7/8″ | 1″ | 1 1/8″ | 1 1/4″ | 1 3/8″ | 1 1/2″ |

3/4″ | 7/8″ | 1″ | 1 1/8″ | 1 1/4″ | 1 3/8″ | 1 1/2″ | 1 5/8″ |

7/8″ | 1″ | 1 1/8″ | 1 1/4″ | 1 3/8″ | 1 1/2″ | 1 5/8″ | 1 3/4″ |

1″ | 1 1/8″ | 1 1/4″ | 1 3/8″ | 1 1/2″ | 1 5/8″ | 1 3/4″ | 1 7/8″ |

1 1/8″ | 1 1/4″ | 1 3/8″ | 1 1/2″ | 1 5/8″ | 1 3/4″ | 1 7/8″ | 2″ |

### Inch Fraction Subtractivity Chart

Table showing the difference of prevalent inch fractions. Subtract a portion from the optimal heading from the first column; the difference is wright here they intersect.− 1/8″− 1/4″− 3/8″− 1/2″− 5/8″− 3/4″− 7/8″− 1″1/8″1/4″3/8″1/2″5/8″3/4″7/8″1″0″ | -1/8″ | -1/4″ | -3/8″ | -1/2″ | -5/8″ | -3/4″ | -7/8″ |

1/8″ | 0″ | -1/8″ | -1/4″ | -3/8″ | -1/2″ | -5/8″ | -3/4″ |

1/4″ | 1/8″ | 0″ | -1/8″ | -1/4″ | -3/8″ | -1/2″ | -5/8″ |

3/8″ | 1/4″ | 1/8″ | 0″ | -1/8″ | -1/4″ | -3/8″ | -1/2″ |

1/2″ | 3/8″ | 1/4″ | 1/8″ | 0″ | -1/8″ | -1/4″ | -3/8″ |

5/8″ | 1/2″ | 3/8″ | 1/4″ | 1/8″ | 0″ | -1/8″ | -1/4″ |

3/4″ | 5/8″ | 1/2″ | 3/8″ | 1/4″ | 1/8″ | 0″ | -1/8″ |

7/8″ | 3/4″ | 5/8″ | 1/2″ | 3/8″ | 1/4″ | 1/8″ | 0″ |

We’ve extended the basics of adding size measurements, and we hope you’re feeling confident using the procedures above. Find Out even more around how to include feet and inches in our detailed overview.

## How to Multiply or Divide Feet & Inches

The steps to multiply or divide feet and also inches are similar to the measures for including and also subtracting over.

### Tip One: Convert Feet and Inches to Decimal

The first action in multiplying or dividing is to convert the size dimensions to a decimal worth. If the length measurements are in feet and also inches, it can be most basic to transform to inches.

### Tip Two: Multiply or Divide

With the size value converted to a decimal, it’s now feasible to multiply or divide simply favor you would certainly through any kind of decimal number. For instance, if your inch value is 1.25 and also you should multiply by 2, ssuggest multiply making use of 1.25 × 2 = 2.5.

The complying with charts make multiplying or splitting fractional inch values much much easier.

### Inch Fraction Multiplication Chart

Table showing the multiplication of common inch fractions. Multiply the fractivity in the initially column by the top heading’s value; the result is where they intersect.× 2× 3× 4× 5× 6× 7× 81/8″1/4″3/8″1/2″5/8″3/4″7/8″1″1/4″ | 3/8″ | 1/2″ | 5/8″ | 3/4″ | 7/8″ | 1″ |

1/2″ | 3/4″ | 1″ | 1 1/4″ | 1 1/2″ | 1 3/4″ | 2″ |

3/4″ | 1 1/8″ | 1 1/2″ | 1 7/8″ | 2 1/4″ | 2 5/8″ | 3″ |

1″ | 1 1/2″ | 2″ | 2 1/2″ | 3″ | 3 1/2″ | 4″ |

1 1/4″ | 1 7/8″ | 2 1/2″ | 3 1/8″ | 3 3/4″ | 4 3/8″ | 5″ |

1 1/2″ | 2 1/4″ | 3″ | 3 3/4″ | 4 1/2″ | 5 1/4″ | 6″ |

1 3/4″ | 2 5/8″ | 3 1/2″ | 4 3/8″ | 5 1/4″ | 6 1/8″ | 7″ |

2″ | 3″ | 4″ | 5″ | 6″ | 7″ | 8″ |

### Inch Fraction Division Chart

Table reflecting the department of widespread inch fractions. Divide the fractivity in the initially column by the top heading’s value; the outcome is where they intersect.See more: Why Do The Elements In The Same Group Have In Common? (Fast)

÷ 2÷ 3÷ 4÷ 5÷ 6÷ 7÷ 81/4″1/2″3/4″1″

1/8″ | 5/64″ | 1/16″ | 3/64″ | 1/32″ | 1/32″ | 1/64″ |

1/4″ | 11/64″ | 1/8″ | 7/64″ | 5/64″ | 1/16″ | 1/16″ |

3/8″ | 1/4″ | 3/16″ | 5/32″ | 1/8″ | 7/64″ | 3/32″ |

1/2″ | 21/64″ | 1/4″ | 13/64″ | 11/64″ | 9/64″ | 1/8″ |

## Inch Fraction and Decimal Equivalents

Sometimes a chart renders points easier: uncover widespread inch fractions and equivalent decimal values utilizing this one.