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1 1/4 + (-3 1/6)=

 Sep 10, 2021
 #1
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isn't it 9/10

 Sep 10, 2021
 #2
avatar+12224 
+1

1 1/4 + (-3 1/6)=

 

Hello  mathbms!

 

\(1\dfrac{1}{4}+(-3\dfrac{1}{6})=\dfrac{5}{4}-\dfrac{19}{6}=\dfrac{3\cdot 5-2\cdot 19}{12}=\color{blue}-\dfrac{23}{12}\)

laugh  !

 Sep 10, 2021

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