Question

( begin{aligned} & 1.875 =& 8(4 times 3-9 times 6)-7(12 times 3-2 times 6)+5(12 times 9-4 times 2) =8(12-54)-7(36-12)+5(108-8) & =8(-42)-7(24)+5(100) =-336-168+500 & =-504+500 & =&-4 end{aligned} )

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Solution