Question

using suitable property solve the following :

1} -2/3 × 2/5 + 5/2 - 3/5 - 1/6


plz help

Answer 1

-2/3= -0.6666
2/5= 0.4
5/2= 2.5
3/5= 0.6
1/6= 1.6

-0.66*0.4+2.5-0.6-1.6
-0.66*2.9-0.6-1.6
-0.66*2.9-2.2
0.66*0.7
0.462