10 ! -2 1/5-14 1/10= 16/25: 8/15= -5/9*4 1/2= -6 2/9+1 2/3=

-2 1/5 - 14 1/10= -2 2/10 -14 1/10= -16 3/10
16/25÷8/15= 16/25×15/8=6/5=1 1/5
-5/9×4 1/2= -5/9×9/2= -5/2= -2 1/2
-6 2/9 + 1 2/3= - 6 2/9 + 1 6/9= - 5 11/9 + 1 6/9= - 4 5/9