How to solve 5/7 - 9/10

1. Factor the equation (x + 2)(x + 3) = 0. 2. Set each factor equal to zero: x + 2 = 0 and x + 3 = 0. 3. Solve for x: x = -2 and x = -3.

Solve 5/7 - 9/10 | Equatix

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$$\frac{5}{7}+\frac{-9}{10}$$

$-\frac{13}{70}\approx -0.185714286$

Fraction $\frac{-9}{10}$ can be rewritten as $-\frac{9}{10}$ by extracting the negative sign.

$$\frac{5}{7}-\frac{9}{10}$$

Least common multiple of $7$ and $10$ is $70$. Convert $\frac{5}{7}$ and $\frac{9}{10}$ to fractions with denominator $70$.

$$\frac{50}{70}-\frac{63}{70}$$

Since $\frac{50}{70}$ and $\frac{63}{70}$ have the same denominator, subtract them by subtracting their numerators.

$$\frac{50-63}{70}$$

Subtract $63$ from $50$ to get $-13$.

$$-\frac{13}{70}$$

$-\frac{13}{70} = -0.18571428571428572$