What is 3+2/5-1/4+7/2 ?

The solution to 3+2/5-1/4+7/2 is 6 13/20

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3+2/5-1/4+7/2

3 + \frac{2}{5} - \frac{1}{4} + \frac{7}{2}

6 \frac{13}{20}

Solution steps

3 + \frac{2}{5} - \frac{1}{4} + \frac{7}{2}

Follow the PEMDAS order of operations

Add and subtract (left to right)

3 + \frac{2}{5} = \frac{17}{5}

= \frac{17}{5} - \frac{1}{4} + \frac{7}{2}

\frac{17}{5} - \frac{1}{4} = \frac{63}{20}

= \frac{63}{20} + \frac{7}{2}

\frac{63}{20} + \frac{7}{2} = \frac{133}{20}

= \frac{133}{20}

Convert improper fractions to mixed numbers:

\frac{133}{20} = 6 \frac{13}{20}

= 6 \frac{13}{20}

3^{3} + 3

(1 - \frac{1}{5}) \div (1 + \frac{1}{5})

9^{2} + 4^{2}

9^{2} + 3^{2}

\frac{9}{4} - 2 + \frac{1}{2}