One inch is around 2 11/20 centimeters. How many centimeters long is 3 inches? What fraction of an inch is 1 centimeter?

See explanation

Step-by-step explanation:

One inch is around 2 11/20 centimeters. Therefore, 3 inches would be:

= 3 × 2 11/20

= 3 × 51/20

= 153/20

= 7 13/20

What fraction of an inch is 1 centimeter?

This will be:

= 1 cm / 1 inch

= 1 ÷ 2 11/20

= 1 ÷ 51/20

= 1 × 20/51

= 20/51 inch

step-by-step explanation: