What is 3 1/2+1/5+(-3)/4 ?

The solution to 3 1/2+1/5+(-3)/4 is 2 19/20

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simplify 3 1/2+1/5+(-3)/4

simplify

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

2 \frac{19}{20}

Decimal Notation

2.95

Solution steps

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

Convert mixed numbers to improper fractions:

3 \frac{1}{2} = \frac{7}{2}

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

Apply the fraction rule:

\frac{- a}{b} = - \frac{a}{b}

\frac{- 3}{4} = - \frac{3}{4}

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

\frac{7}{2} + \frac{1}{5} - \frac{3}{4} = \frac{59}{20}

= \frac{59}{20}

Convert improper fractions to mixed numbers:

\frac{59}{20} = 2 \frac{19}{20}

= 2 \frac{19}{20}

lo g_{10} (2) (64)

2^{l o g_{4} (n)}

x \times \frac{1}{2}

\frac{x ^{2} + 9 x + 20}{x + 4}

\frac{2}{3} \cdot (- 3)