simplify 1/2*15

Solution

simplify

\frac{1}{2} \cdot 15

\frac{15}{2}

Decimal Notation

7.5

Solution steps

\frac{1}{2} \cdot 15

Convert element to fraction:

15 = \frac{15}{1}

= \frac{1}{2} \cdot \frac{15}{1}

Apply the fraction rule:

\frac{a}{b} \cdot \frac{c}{d} = \frac{a \cdot c}{b \cdot d}

= \frac{1 \cdot 15}{2 \cdot 1}

Multiply the numbers:

1 \cdot 15 = 15

= \frac{15}{2 \cdot 1}

Multiply the numbers:

2 \cdot 1 = 2

= \frac{15}{2}

(2 r - 13) - (- 6 r + 4)

r^{2} - r - 2

u (t - 1)

\frac{x ^{2} + 8 x - 84}{x - 6}

\frac{3 y}{4} + \frac{5 y}{4}