Convert 21 Cubic Feet to Cubic-Yards Calculator

21 Cubic Feet is 0.7777778 Cubic Yards

To convert Cubic Feet to Cubic Yards

we know that, 1 Cubic Feet = 0.037037 Cubic Yards or
                         1 Cubic Feet = 1/ 27  Cubic Yards.

To convert Cubic Feetto Cubic Yards, divide the cubic feet value by 27

Result in Cubic Yards: 21 × cu ft/27 × cu-ft/cu ft

Cancel The Comman factor of cu ft

Result in Cubic Yards: 21/27  cu-ft

Divide the 21 by 27

Result in Cubic Yards: 0.7777778 cu-ft

∴ 21 Cubic Feet = 0.7777778 Cubic Yards