Question

2/7 * 5/3 - (-4/3) * 5/7 + 5/3 * 4/7​

Answer 1

2/7 ×5/3=10/21

-4/3 ×5/7= -20/21

5/3×4/7=20/21

10/21-(-20/21)+20/21

=(10/21)+(20/21)+(20+21)

denominators are same as 21

=(10+20+20)/21

=50/21

(or)

2.38( in decimal value)