Question

what must be added to -1/5 to get -2/7 ​

Answer 1

${\huge{\pink{\bf{HOLA!!!}}}}$

Q:- What must be added to ${\frac{-1}{5}}$ to get ${\frac{-2}{7}}$

Let the number to be found = x

${\frac{-1}{5}}$ + x = ${\frac{-2}{7}}$

x = ${\frac{-2}{7}}$ + ${\frac{1}{5}}$

x= ${\frac{-2×5+7}{35}}$

x= ${\frac{-10+7}{35}}$

x = ${\bf{\frac{-3}{35}}}$

Hope it helps you...