tolong kerjakan sama caranya

total kain= 0,64 dam² = 64 m²
suami= 1/16 × 64 m² = 4 m²
2anak= 9,5 ca = 9,5 m²
dirinya= 5,5 m²
sisa kain:
= 64m²- (4m²+9,5m²+5,5m²)
=64m²- 19m²
=45m²