Resolver 1(1)/(4)+2(1)/(2)-1(3)/(4) | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$1 \frac{ 1 }{ 4 } +2 \frac{ 1 }{ 2 } -1 \frac{ 3 }{ 4 }$$