Question

1/2 - 4 1/5. Please give the answer in a fraction

Answer 1

Explanation:

`(1)/(2)-4(1)/(5)=(1)/(2)-(21)/(5)\\\\`

Find least common denominator of 2 and 5 = 10

`=(1*5)/(2*5)-(21*2)/(5*2)\\\\=(5)/(10)-(42)/(10)\\\\=(5-42)/(10)\\\\=(-37)/(10)\\\\=-3(7)/(10)`