Question

Divide the sum of 12/5 and21/25 by their difference

Answer 1

12/5=60/25
21/25 = 21/25 .

Now Sum of 12/5 & 21/25 = 60/25+21/25 = 81/25 .

Difference = 60/25-21/25 = 39/25 .

Now required =>
=> Sum ÷ Difference.

=> 81/25 ÷ 39/25

=> 81/25 * 25/39

=> 81/39 .

$\boxed{ \boxed { The \: required \: solution \: is \: 81/39 }}$

Answer 2

SUM:

$\frac{12}{5} + \frac{21}{25}$

LCM = 25.

$\frac{12 * 5}{5} + \frac{21}{25}$

$\frac{12 * 5 + 21}{25}$

$\frac{81}{25}$



Difference:

$\frac{12}{5} - \frac{21}{25}$

$\frac{12 * 5 - 21}{25}$

$\frac{39}{25}$


Division:

$\frac{81}{25} * \frac{25}{39}$

$\frac{81}{39}$


Hope this helps!