Question

Minus 2 upon 5 + 3 upon 5 + 1 upon 2 is equals to minus 2.5 + 3 upon 5 + 1 upon 2

Answer 1

Step-by-step explanation:

-2/5 + 3/5 + 1/2=-5/2+3/5+1/2

7/10=-2+3/5

7/10=-7/5

7/2=-7

7=-7×2

7/-7=2

-1=2

-1/2