Question

what should be added to 2/5 to obtain -3/4?​

Answer 1

Answer:

Let the Number be x

A.T.Q

x + 2/5 = -3/4

x = -3/4 -2/5

x = (-15 -8)/20

x = -23/20

Answer 2

⚛️ SOLUTION :-

Let the number required to add in 2/5 to obtain -3/4 be x...

ACCORDING TO CONDITION,,

$\frac{2}{5} + x = - \frac{3}{4}$

$x = \frac{ - 3}{4} - \frac{2}{5}$

$x = \frac{( - 3 \times 5 - 2 \times 4)}{20}$

$x = \frac{( - 15 - 8)}{20}$

$x = \frac{ - 23}{20}$

$x = - 1.15$

Answer...

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