20. $$ 79 \frac{2}{7}-55 \frac{1}{3} $$

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UpStudy AI · Accepted Answer

Calculate or simplify the expression $$ 79\frac{2}{7}-55\frac{1}{3} $$.
Calculate the value by following steps:
- step0: Calculate:
  $$79\frac{2}{7}-55\frac{1}{3}$$
- step1: Convert the expressions:
  $$\frac{555}{7}-\frac{166}{3}$$
- step2: Reduce fractions to a common denominator:
  $$\frac{555	imes 3}{7	imes 3}-\frac{166	imes 7}{3	imes 7}$$
- step3: Multiply the numbers:
  $$\frac{555	imes 3}{21}-\frac{166	imes 7}{3	imes 7}$$
- step4: Multiply the numbers:
  $$\frac{555	imes 3}{21}-\frac{166	imes 7}{21}$$
- step5: Transform the expression:
  $$\frac{555	imes 3-166	imes 7}{21}$$
- step6: Multiply the numbers:
  $$\frac{1665-166	imes 7}{21}$$
- step7: Multiply the numbers:
  $$\frac{1665-1162}{21}$$
- step8: Subtract the numbers:
  $$\frac{503}{21}$$
The result of $$ 79 \frac{2}{7} - 55 \frac{1}{3} $$ is $$ \frac{503}{21} $$ or $$ 23 \frac{20}{21} $$ or $$ 23.95238 $$.
The result is $$ 23 \frac{20}{21} $$ or approximately $$ 23.952 $$.

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