The solution to 3/7-7/3 is -40/21

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simplify 3/7-7/3

Solution

simplify

\frac{3}{7} - \frac{7}{3}

- \frac{40}{21}

Decimal Notation

- 1.90476 \dots

Solution steps

\frac{3}{7} - \frac{7}{3}

Least Common Multiplier of

7, 3 : 21

Adjust Fractions based on the LCM

= \frac{9}{21} - \frac{49}{21}

Apply the fraction rule:

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

= \frac{9 - 49}{21}

Subtract the numbers:

9 - 49 = - 40

= \frac{- 40}{21}

Apply the fraction rule:

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

= - \frac{40}{21}

- ∣ - 10 ∣

\frac{180}{100}

20 x^{2} - 32 x - 2 x^{3}

8 x + 3 x

(4 x + 3) (x + 2)