Find the difference between 5/8 of Tk. 4 and 4/5 of Tk. 2?

Question: Find the difference between 5/8 of Tk. 4 and 4/5 of Tk. 2?Solution:5/8 of Tk. 4 = (4 × 5)/8 = 2.5 Tk.4/5 of Tk. 2 = (2 × 4)/5 = 1.6 Tk.∴ Difference = (2.5 - 1.6) = Tk. 0.90