Question

simplify the expression-3÷(-2/5)​

Answer 1

Answer:

15/2 or 7.5

Step-by-step explanation:

-3÷ (-2/5)

The reciprocal of -2/5 is -5/2

So we multiply -3 into the reciprocal of the fraction and we can get the same answer

Therefore,

-3÷(-2/5)

= -3x -5/2

= (-5x-3)/2

(Two negatives become a positive)

= 15/2 in fraction form

And 7.5 in decimal form

Answer 2

Answer:

Step-by-step explanation:

(-3)÷(-2/5)

KFC method

Keep the first number, Flip the second number & Change division to multiplication

$(-3)*\frac{-5}{2}=\frac{15}{2}$

$=7\frac{1}{2}$

Count the number of negative sign.

If number of negative sign is even, then the result will be a positive number

Here 2 negative sign. So result will be an positive number