4/5×0,4= plis jawab bsk di kumoul

4/5 x 0,4 = 4/5 x 4/10
               = 8/10 x 4/10
               = 32/10
               = 16/5


Maaf jika salah. Semoga membantu ^_^

4/5= 0,8
0,8×0,4=0,32