What is 15\div 2 6/7 ?

The solution to 15\div 2 6/7 is 5 1/4

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15\div 2 6/7

15 \div 2 \frac{6}{7}

5 \frac{1}{4}

Solution steps

15 \div 2 \frac{6}{7}

Convert mixed numbers to improper fractions:

2 \frac{6}{7} = \frac{20}{7}

= 15 \div \frac{20}{7}

Convert element to fraction:

15 = \frac{15}{1}

= \frac{15}{1} \div \frac{20}{7}

Apply the fraction rule:

\frac{a}{b} \div \frac{c}{d} = \frac{a}{b} \times \frac{d}{c}

= \frac{15}{1} \times \frac{7}{20}

Cross-cancel common factor:

5

= \frac{3}{1} \times \frac{7}{4}

Multiply fractions:

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

= \frac{3 \times 7}{1 \times 4}

Multiply the numbers:

3 \times 7 = 21

= \frac{21}{1 \times 4}

Multiply the numbers:

1 \times 4 = 4

= \frac{21}{4}

Convert improper fractions to mixed numbers:

\frac{21}{4} = 5 \frac{1}{4}

= 5 \frac{1}{4}

121 x^{6}

2 \times \frac{1}{x}

5 \times 4 \times 3 \times 2

e^{\frac{i 2 π}{3}}

(3 x + 4) (x + 2)