(-3/4)*(8-4/3-0.04+16/5).

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(-3/4)*(8-4/3-0.04+16/5).(-3/4)*(8-4/3-0.04+16/5).(-3/4)*(8-4/3-0.04+16/5).(-3/4)*(8-4/3-0.04+16/5)=

(-3/4)*(8-4/3-0.04+16/5).
(-3/4)*(8-4/3-0.04+16/5).

(-3/4)*(8-4/3-0.04+16/5).
(-3/4)*(8-4/3-0.04+16/5)
=(-3/4)*8-(-3/4)*4/3-(-3/4)*0.04+(-3/4)*16/5
=-6-(-1)-(-0.03)+(-12/5)
=-6+1+0.03+(-2.4)
=-7.37

-3/4*8+3/4*0.04-3/4*16/5
-6+3/4*2/25-12/5
-6+3/25-12/5
-147/25-12/5
-207/25

8-4/3=20/3 0.04=1/25 20/3=500/75 1/25=3/75 8-4/3-0.04=497/75 16/5=240/75
8-4/3-0.04+16/5=737/75 (-3/4)*737/75=-737/100 =-7.37