Question

if we subtract -7 from -4/7 then the result is​

Answer 1

$-4/7-(-7)$

$-4/7+7$

$-4/7+49/7=$

$45/7$

Answer 2

Answer:

$\frac{45}{7}$

Step-by-step explanation:

given = $\frac{-4}{7} - (-7)$

= $\frac{-4}{7} + 7$                         [∵ (-) + (-) = +]

l.c.m. of 1 and 7 is 7

= $\frac{-4+49}{7} = \frac{45}{7}$