# Basement

Main area: 271" x 176" = 331 sq ft  
Foot of stairs: 40" x 50" = 14 sq ft  
Tiled area: 36" x 93" = 23 sq ft  
331 + 14 - 23 = 322 sq ft  
322 / 21 = 15.3333 boxes
 
# Boys room

Main area: 150” x 186” = 193 sq ft  
Closet: 50” x 66” = 23 sq ft  
Total: 193 + 23 = 216 sq ft
 
# Nursery room

Main area: 154” x 143” = 153 sq ft  
Closet: 24” x 60” = 10 sq ft  
Total: 153 + 10 = 163 sq ft  
163 / 20.49 = 7.9551 boxes
 
# Nursey + boys

163 + 216 = 379 sq ft  
379 / 20.49 = 18.4968 boxes
 
We need 306” of big brown bamboo quarter round