1 3/4*-8 1/5*1 3/4
asked by guest on Mar 15, 2025 at 4:52 pm
You asked:
MathBot Answer:
134⋅−815⋅134=−200980=−25.11251\frac{3}{4} \cdot -8\frac{1}{5} \cdot 1\frac{3}{4} = - \frac{2009}{80} = -25.1125143⋅−851⋅143=−802009=−25.1125
134⋅−815⋅134=74⋅−815⋅134=74⋅−(415)⋅134=74⋅−415⋅134=−28720⋅134=−28720⋅74=−200980\begin{aligned}1\frac{3}{4} \cdot -8\frac{1}{5} \cdot 1\frac{3}{4}&=\frac{7}{4} \cdot -8\frac{1}{5} \cdot 1\frac{3}{4}\\&=\frac{7}{4} \cdot -\left( \frac{41}{5} \right) \cdot 1\frac{3}{4}\\&=\frac{7}{4} \cdot \frac{-41}{5} \cdot 1\frac{3}{4}\\&=\frac{-287}{20} \cdot 1\frac{3}{4}\\&=\frac{-287}{20} \cdot \frac{7}{4}\\&=\frac{-2009}{80}\end{aligned}143⋅−851⋅143=47⋅−851⋅143=47⋅−(541)⋅143=47⋅5−41⋅143=20−287⋅143=20−287⋅47=80−2009
