Question

Evaluate : 2/5*-3/7-1/14-3/7*3/5 by using properties

Answer 1

Answer:

( -1/2

Step-by-step explanation:

Now,

2/5 * - 3/7 - 1/14 - 3/7 * 3/5

= (2/5) (- 3/7) - 1/14 - (3/7) (3/5)

= - 6/35 - 1/14 - 9/35

= (- 12 - 5 - 18)/70, since LCM (35, 14, 35) = 70

= - 35/70

= {- 1/2}