Answer:-13/6 or (in mixed number form) -2 1/6Step-by-step explanation:Rewriting our equation with parts separated=10+512β12β712Solving the whole number parts10β12=β2Solving the fraction parts512β712=β212Reducing the fraction part, 2/12,β212=β16Combining the whole and fraction partsβ2β16=β216Another way to do it:Convert any mixed numbers to fractions.Then your initial equation becomes:125/12β151/12Applying the fractions formula for subtraction,=(125Γ12)β(151Γ12) / 12Γ12=1500 β 1812/ 144=β312/144Simplifying -312/144, the answer is=β2 1/6