Question

find the following.
a. 2/7- (-5/9)
b. 8/13 x 4/65
c. 2/7 ÷ 7​

Answer 1

Answer:

$a) \frac{2}{7} - ( - \frac{5}{9} ) \\ = \frac{2}{7} + \frac{5}{9} \\ = \frac{18}{63} + \frac{35}{63} = \frac{53}{63} \\ b) \frac{8}{13} \times \frac{4}{65} = \frac{24}{845}$

$c) \frac{2}{7} \div 7 \\ = \frac{2}{7} \times \frac{1}{7} = \frac{2}{49}$

Step-by-step explanation:

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